{"id":84676,"date":"2024-07-25T02:40:55","date_gmt":"2024-07-25T02:40:55","guid":{"rendered":"https:\/\/www.dumpsbase.com\/freedumps\/?p=84676"},"modified":"2024-07-25T02:41:00","modified_gmt":"2024-07-25T02:41:00","slug":"new-d-ds-fn-23-dumps-v8-02-offering-the-best-preparation-materials-to-ensure-your-success-in-dell-emc-d-ds-fn-23-exam","status":"publish","type":"post","link":"https:\/\/www.dumpsbase.com\/freedumps\/new-d-ds-fn-23-dumps-v8-02-offering-the-best-preparation-materials-to-ensure-your-success-in-dell-emc-d-ds-fn-23-exam.html","title":{"rendered":"New D-DS-FN-23 Dumps (V8.02) &#8211; Offering the Best Preparation Materials to Ensure Your Success in DELL EMC D-DS-FN-23 Exam"},"content":{"rendered":"\n<p>Passing the Dell Data Science Foundations D-DS-FN-23 exam is great for validating the practical foundation skills required by a Data Scientist. To pass successfully, you must prepare well and perform well in the actual exam. DumpsBase\u2019s new D-DS-FN-23 dumps are available, which are the latest study materials to ensure that you can prepare for the Dell Data Science Foundations 2023 certification exam. You would be glad to know that DumpsBase D-DS-FN-23 exam dumps are designed and recommended by Dell Data Science professionals. They worked for many years to design the course to help aspirants gain knowledge and pass the Dell Data Science Foundations D-DS-FN-23 exam. Our Dell Data Science D-DS-FN-23 dumps are preferable to use for everyone and highly recommended for beginners. Generally, DumpsBase equips you with the new D-DS-FN-23 dumps (V8.02) you need to succeed on your first attempt.<\/p>\n<h2>Dell Data Science Foundations 2023 Certification Exam <em><span style=\"background-color: #00ff00;\">D-DS-FN-23 Free Dumps<\/span><\/em><\/h2>\n<script>\n\t  window.fbAsyncInit = function() {\n\t    FB.init({\n\t      appId            : '622169541470367',\n\t      autoLogAppEvents : true,\n\t      xfbml            : true,\n\t      version          : 'v3.1'\n\t    });\n\t  };\n\t\n\t  (function(d, s, id){\n\t     var js, fjs = d.getElementsByTagName(s)[0];\n\t     if (d.getElementById(id)) {return;}\n\t     js = d.createElement(s); js.id = id;\n\t     js.src = \"https:\/\/connect.facebook.net\/en_US\/sdk.js\";\n\t     fjs.parentNode.insertBefore(js, fjs);\n\t   }(document, 'script', 'facebook-jssdk'));\n\t<\/script><script type=\"text\/javascript\" >\ndocument.addEventListener(\"DOMContentLoaded\", function(event) { \nif(!window.jQuery) alert(\"The important jQuery library is not properly loaded in your site. Your WordPress theme is probably missing the essential wp_head() call. You can switch to another theme and you will see that the plugin works fine and this notice disappears. If you are still not sure what to do you can contact us for help.\");\n});\n<\/script>  \n  \n<div  id=\"watupro_quiz\" class=\"quiz-area single-page-quiz\">\n<p id=\"submittingExam8850\" style=\"display:none;text-align:center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/plugins\/watupro\/img\/loading.gif\" width=\"16\" height=\"16\"><\/p>\n\n<div class=\"watupro-exam-description\" id=\"description-quiz-8850\"><\/div>\n\n<form action=\"\" method=\"post\" class=\"quiz-form\" id=\"quiz-8850\"  enctype=\"multipart\/form-data\" >\n<div class='watu-question ' id='question-1' style=';'><div id='questionWrap-1'  class='   watupro-question-id-345928'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>1. <\/span>In a decision tree, what is an example of a pure node?<\/div><input type='hidden' name='question_id[]' id='qID_1' value='345928' \/><input type='hidden' id='answerType345928' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345928[]' id='answer-id-1352663' class='answer   answerof-345928 ' value='1352663'   \/><label for='answer-id-1352663' id='answer-label-1352663' class=' answer'><span>25 positives; 75 negatives<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345928[]' id='answer-id-1352664' class='answer   answerof-345928 ' value='1352664'   \/><label for='answer-id-1352664' id='answer-label-1352664' class=' answer'><span>50 positives; 50 negatives<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345928[]' id='answer-id-1352665' class='answer   answerof-345928 ' value='1352665'   \/><label for='answer-id-1352665' id='answer-label-1352665' class=' answer'><span>75 positives; 25 negatives<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345928[]' id='answer-id-1352666' class='answer   answerof-345928 ' value='1352666'   \/><label for='answer-id-1352666' id='answer-label-1352666' class=' answer'><span>100 positives; 0 negatives<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-2' style=';'><div id='questionWrap-2'  class='   watupro-question-id-345929'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>2. <\/span>When would you prefer a Naive Bayes model to a logistic regression model for classification?<\/div><input type='hidden' name='question_id[]' id='qID_2' value='345929' \/><input type='hidden' id='answerType345929' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345929[]' id='answer-id-1352667' class='answer   answerof-345929 ' value='1352667'   \/><label for='answer-id-1352667' id='answer-label-1352667' class=' answer'><span>When you are using several categorical input variables with over 1000 possible values each.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345929[]' id='answer-id-1352668' class='answer   answerof-345929 ' value='1352668'   \/><label for='answer-id-1352668' id='answer-label-1352668' class=' answer'><span>When you need to estimate the probability of an outcome, not just which class it is in.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345929[]' id='answer-id-1352669' class='answer   answerof-345929 ' value='1352669'   \/><label for='answer-id-1352669' id='answer-label-1352669' class=' answer'><span>When all the input variables are numerical.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345929[]' id='answer-id-1352670' class='answer   answerof-345929 ' value='1352670'   \/><label for='answer-id-1352670' id='answer-label-1352670' class=' answer'><span>When some of the input variables might be correlated.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-3' style=';'><div id='questionWrap-3'  class='   watupro-question-id-345930'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>3. <\/span>What is an appropriate assignment for a data scientist?<\/div><input type='hidden' name='question_id[]' id='qID_3' value='345930' \/><input type='hidden' id='answerType345930' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345930[]' id='answer-id-1352671' class='answer   answerof-345930 ' value='1352671'   \/><label for='answer-id-1352671' id='answer-label-1352671' class=' answer'><span>Monitor key performance indicators<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345930[]' id='answer-id-1352672' class='answer   answerof-345930 ' value='1352672'   \/><label for='answer-id-1352672' id='answer-label-1352672' class=' answer'><span>Define an OLAP database schema<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345930[]' id='answer-id-1352673' class='answer   answerof-345930 ' value='1352673'   \/><label for='answer-id-1352673' id='answer-label-1352673' class=' answer'><span>Conduct customer surveys<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345930[]' id='answer-id-1352674' class='answer   answerof-345930 ' value='1352674'   \/><label for='answer-id-1352674' id='answer-label-1352674' class=' answer'><span>Develop predictive models<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-4' style=';'><div id='questionWrap-4'  class='   watupro-question-id-345931'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>4. <\/span>What is the output format from the Map function of MapReduce?<\/div><input type='hidden' name='question_id[]' id='qID_4' value='345931' \/><input type='hidden' id='answerType345931' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345931[]' id='answer-id-1352675' class='answer   answerof-345931 ' value='1352675'   \/><label for='answer-id-1352675' id='answer-label-1352675' class=' answer'><span>Key-value pairs<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345931[]' id='answer-id-1352676' class='answer   answerof-345931 ' value='1352676'   \/><label for='answer-id-1352676' id='answer-label-1352676' class=' answer'><span>Binary representation of keys concatenated with structured data<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345931[]' id='answer-id-1352677' class='answer   answerof-345931 ' value='1352677'   \/><label for='answer-id-1352677' id='answer-label-1352677' class=' answer'><span>Compressed index<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345931[]' id='answer-id-1352678' class='answer   answerof-345931 ' value='1352678'   \/><label for='answer-id-1352678' id='answer-label-1352678' class=' answer'><span>Unique key record and separate records of all possible values<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-5' style=';'><div id='questionWrap-5'  class='   watupro-question-id-345932'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>5. <\/span>What does the R code z &lt;- f[1:10, ] do?<\/div><input type='hidden' name='question_id[]' id='qID_5' value='345932' \/><input type='hidden' id='answerType345932' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345932[]' id='answer-id-1352679' class='answer   answerof-345932 ' value='1352679'   \/><label for='answer-id-1352679' id='answer-label-1352679' class=' answer'><span>Assigns the first 10 rows of f to the vector z<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345932[]' id='answer-id-1352680' class='answer   answerof-345932 ' value='1352680'   \/><label for='answer-id-1352680' id='answer-label-1352680' class=' answer'><span>Assigns the 1st 10 columns of the 1st row of f to z<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345932[]' id='answer-id-1352681' class='answer   answerof-345932 ' value='1352681'   \/><label for='answer-id-1352681' id='answer-label-1352681' class=' answer'><span>Assigns a sequence of values from 1 to 10 to z<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345932[]' id='answer-id-1352682' class='answer   answerof-345932 ' value='1352682'   \/><label for='answer-id-1352682' id='answer-label-1352682' class=' answer'><span>Assigns the 1st 10 columns to z<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-6' style=';'><div id='questionWrap-6'  class='   watupro-question-id-345933'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>6. <\/span>What is a core deliverable at the end of the analytic project?<\/div><input type='hidden' name='question_id[]' id='qID_6' value='345933' \/><input type='hidden' id='answerType345933' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345933[]' id='answer-id-1352683' class='answer   answerof-345933 ' value='1352683'   \/><label for='answer-id-1352683' id='answer-label-1352683' class=' answer'><span>An implemented database design<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345933[]' id='answer-id-1352684' class='answer   answerof-345933 ' value='1352684'   \/><label for='answer-id-1352684' id='answer-label-1352684' class=' answer'><span>A whitepaper describing the project and the implementation<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345933[]' id='answer-id-1352685' class='answer   answerof-345933 ' value='1352685'   \/><label for='answer-id-1352685' id='answer-label-1352685' class=' answer'><span>A presentation for project sponsors<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345933[]' id='answer-id-1352686' class='answer   answerof-345933 ' value='1352686'   \/><label for='answer-id-1352686' id='answer-label-1352686' class=' answer'><span>The training materials<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-7' style=';'><div id='questionWrap-7'  class='   watupro-question-id-345934'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>7. <\/span>Consider the following SQL statement: <br \/>\r<br>SELECT employee_id, year, salary, avg(salary) <br \/>\r<br>OVER <br \/>\r<br>(PARTITION BY employee_id ORDER BY year ROWS BETWEEN 2 PRECEDING AND CURRENT ROW) as result_1 <br \/>\r<br>FROM employee <br \/>\r<br>ORDER BY employee_id, year <br \/>\r<br>For each employee_id, what is returned as result_1?<\/div><input type='hidden' name='question_id[]' id='qID_7' value='345934' \/><input type='hidden' id='answerType345934' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345934[]' id='answer-id-1352687' class='answer   answerof-345934 ' value='1352687'   \/><label for='answer-id-1352687' id='answer-label-1352687' class=' answer'><span>Three year rolling average salary<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345934[]' id='answer-id-1352688' class='answer   answerof-345934 ' value='1352688'   \/><label for='answer-id-1352688' id='answer-label-1352688' class=' answer'><span>Four year rolling average salary<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345934[]' id='answer-id-1352689' class='answer   answerof-345934 ' value='1352689'   \/><label for='answer-id-1352689' id='answer-label-1352689' class=' answer'><span>Average salary across all employee_id values<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345934[]' id='answer-id-1352690' class='answer   answerof-345934 ' value='1352690'   \/><label for='answer-id-1352690' id='answer-label-1352690' class=' answer'><span>Average employee_id<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-8' style=';'><div id='questionWrap-8'  class='   watupro-question-id-345935'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>8. <\/span>What is the mandatory Clause that must be included when using Window functions?<\/div><input type='hidden' name='question_id[]' id='qID_8' value='345935' \/><input type='hidden' id='answerType345935' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345935[]' id='answer-id-1352691' class='answer   answerof-345935 ' value='1352691'   \/><label for='answer-id-1352691' id='answer-label-1352691' class=' answer'><span>OVER<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345935[]' id='answer-id-1352692' class='answer   answerof-345935 ' value='1352692'   \/><label for='answer-id-1352692' id='answer-label-1352692' class=' answer'><span>RANK<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345935[]' id='answer-id-1352693' class='answer   answerof-345935 ' value='1352693'   \/><label for='answer-id-1352693' id='answer-label-1352693' class=' answer'><span>PARTITION BY<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345935[]' id='answer-id-1352694' class='answer   answerof-345935 ' value='1352694'   \/><label for='answer-id-1352694' id='answer-label-1352694' class=' answer'><span>RANK BY<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-9' style=';'><div id='questionWrap-9'  class='   watupro-question-id-345936'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>9. <\/span>In a fitted ARIMA(1,2,3) model, how many differences are applied?<\/div><input type='hidden' name='question_id[]' id='qID_9' value='345936' \/><input type='hidden' id='answerType345936' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345936[]' id='answer-id-1352695' class='answer   answerof-345936 ' value='1352695'   \/><label for='answer-id-1352695' id='answer-label-1352695' class=' answer'><span>0<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345936[]' id='answer-id-1352696' class='answer   answerof-345936 ' value='1352696'   \/><label for='answer-id-1352696' id='answer-label-1352696' class=' answer'><span>1<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345936[]' id='answer-id-1352697' class='answer   answerof-345936 ' value='1352697'   \/><label for='answer-id-1352697' id='answer-label-1352697' class=' answer'><span>2<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345936[]' id='answer-id-1352698' class='answer   answerof-345936 ' value='1352698'   \/><label for='answer-id-1352698' id='answer-label-1352698' class=' answer'><span>3<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-10' style=';'><div id='questionWrap-10'  class='   watupro-question-id-345937'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>10. <\/span>If R factors are categorical variables, which data classification level are they most closely related?<\/div><input type='hidden' name='question_id[]' id='qID_10' value='345937' \/><input type='hidden' id='answerType345937' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345937[]' id='answer-id-1352699' class='answer   answerof-345937 ' value='1352699'   \/><label for='answer-id-1352699' id='answer-label-1352699' class=' answer'><span>Nominal<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345937[]' id='answer-id-1352700' class='answer   answerof-345937 ' value='1352700'   \/><label for='answer-id-1352700' id='answer-label-1352700' class=' answer'><span>Ordinal<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345937[]' id='answer-id-1352701' class='answer   answerof-345937 ' value='1352701'   \/><label for='answer-id-1352701' id='answer-label-1352701' class=' answer'><span>Interval<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345937[]' id='answer-id-1352702' class='answer   answerof-345937 ' value='1352702'   \/><label for='answer-id-1352702' id='answer-label-1352702' class=' answer'><span>Ratio<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-11' style=';'><div id='questionWrap-11'  class='   watupro-question-id-345938'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>11. <\/span>Consider this SQL statement: <br \/>\r<br>SELECT product, prod_cost, avg(prod_cost) OVER (PARTITION BY product) <br \/>\r<br>FROM product_detail <br \/>\r<br>The OVER clause makes this what type of function?<\/div><input type='hidden' name='question_id[]' id='qID_11' value='345938' \/><input type='hidden' id='answerType345938' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345938[]' id='answer-id-1352703' class='answer   answerof-345938 ' value='1352703'   \/><label for='answer-id-1352703' id='answer-label-1352703' class=' answer'><span>Window function<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345938[]' id='answer-id-1352704' class='answer   answerof-345938 ' value='1352704'   \/><label for='answer-id-1352704' id='answer-label-1352704' class=' answer'><span>Aggregate function<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345938[]' id='answer-id-1352705' class='answer   answerof-345938 ' value='1352705'   \/><label for='answer-id-1352705' id='answer-label-1352705' class=' answer'><span>System function<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345938[]' id='answer-id-1352706' class='answer   answerof-345938 ' value='1352706'   \/><label for='answer-id-1352706' id='answer-label-1352706' class=' answer'><span>User-defined function<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-12' style=';'><div id='questionWrap-12'  class='   watupro-question-id-345939'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>12. <\/span>In a Student's t-test, what is the meaning of the p-value?<\/div><input type='hidden' name='question_id[]' id='qID_12' value='345939' \/><input type='hidden' id='answerType345939' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345939[]' id='answer-id-1352707' class='answer   answerof-345939 ' value='1352707'   \/><label for='answer-id-1352707' id='answer-label-1352707' class=' answer'><span>it is the area under the appropriate tails of the Student's distribution<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345939[]' id='answer-id-1352708' class='answer   answerof-345939 ' value='1352708'   \/><label for='answer-id-1352708' id='answer-label-1352708' class=' answer'><span>it is the &quot;power&quot; of the Student's t-test<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345939[]' id='answer-id-1352709' class='answer   answerof-345939 ' value='1352709'   \/><label for='answer-id-1352709' id='answer-label-1352709' class=' answer'><span>it is the mean of the distribution for the null hypothesis<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345939[]' id='answer-id-1352710' class='answer   answerof-345939 ' value='1352710'   \/><label for='answer-id-1352710' id='answer-label-1352710' class=' answer'><span>it is the mean of the distribution for the alternate hypothesis<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-13' style=';'><div id='questionWrap-13'  class='   watupro-question-id-345940'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>13. <\/span>Consider these itemsets: <br \/>\r<br>(hat, scarf, coat) <br \/>\r<br>(hat, scarf, coat, gloves) <br \/>\r<br>(hat, scarf, gloves) <br \/>\r<br>(hat, gloves) <br \/>\r<br>(scarf, coat, gloves) <br \/>\r<br>What is the confidence of the rule (gloves -&gt; hat)?<\/div><input type='hidden' name='question_id[]' id='qID_13' value='345940' \/><input type='hidden' id='answerType345940' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345940[]' id='answer-id-1352711' class='answer   answerof-345940 ' value='1352711'   \/><label for='answer-id-1352711' id='answer-label-1352711' class=' answer'><span>75%<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345940[]' id='answer-id-1352712' class='answer   answerof-345940 ' value='1352712'   \/><label for='answer-id-1352712' id='answer-label-1352712' class=' answer'><span>60%<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345940[]' id='answer-id-1352713' class='answer   answerof-345940 ' value='1352713'   \/><label for='answer-id-1352713' id='answer-label-1352713' class=' answer'><span>66%<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345940[]' id='answer-id-1352714' class='answer   answerof-345940 ' value='1352714'   \/><label for='answer-id-1352714' id='answer-label-1352714' class=' answer'><span>80%<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-14' style=';'><div id='questionWrap-14'  class='   watupro-question-id-345941'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>14. <\/span>During the data preparation phase, you notice a high correlation between average spend on video games, age of players, and number of science fiction shows watched. <br \/>\r<br>Which technique could you use to address the three correlated variables?<\/div><input type='hidden' name='question_id[]' id='qID_14' value='345941' \/><input type='hidden' id='answerType345941' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345941[]' id='answer-id-1352715' class='answer   answerof-345941 ' value='1352715'   \/><label for='answer-id-1352715' id='answer-label-1352715' class=' answer'><span>Square the three variables to remove the correlation<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345941[]' id='answer-id-1352716' class='answer   answerof-345941 ' value='1352716'   \/><label for='answer-id-1352716' id='answer-label-1352716' class=' answer'><span>Combine the three variables into one new variable<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345941[]' id='answer-id-1352717' class='answer   answerof-345941 ' value='1352717'   \/><label for='answer-id-1352717' id='answer-label-1352717' class=' answer'><span>Drop the three variables to improve the model<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345941[]' id='answer-id-1352718' class='answer   answerof-345941 ' value='1352718'   \/><label for='answer-id-1352718' id='answer-label-1352718' class=' answer'><span>Use scaling to make the three variables equivalent in size<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-15' style=';'><div id='questionWrap-15'  class='   watupro-question-id-345942'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>15. <\/span>You are attempting to find the Euclidean distance between two centroids: <br \/>\r<br>Centroid A's coordinates: (X = 2, Y = 4) <br \/>\r<br>Centroid B's coordinates (X = 8, Y = 10) <br \/>\r<br>Which formula finds the correct Euclidean distance?<\/div><input type='hidden' name='question_id[]' id='qID_15' value='345942' \/><input type='hidden' id='answerType345942' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345942[]' id='answer-id-1352719' class='answer   answerof-345942 ' value='1352719'   \/><label for='answer-id-1352719' id='answer-label-1352719' class=' answer'><span>SQRT((2-8)2+(4-10)2) or 8.49<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345942[]' id='answer-id-1352720' class='answer   answerof-345942 ' value='1352720'   \/><label for='answer-id-1352720' id='answer-label-1352720' class=' answer'><span>SQRT(((2-8) x 2) + ((4-10) x 2)) or 12.17<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345942[]' id='answer-id-1352721' class='answer   answerof-345942 ' value='1352721'   \/><label for='answer-id-1352721' id='answer-label-1352721' class=' answer'><span>((2-8)2+(4-10)2) or 72<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345942[]' id='answer-id-1352722' class='answer   answerof-345942 ' value='1352722'   \/><label for='answer-id-1352722' id='answer-label-1352722' class=' answer'><span>((2-8) x 2 + (4-10) x 2) or 148<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-16' style=';'><div id='questionWrap-16'  class='   watupro-question-id-345943'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>16. <\/span>In linear regression modeling, which action can be taken to improve the linearity of the relationship between the dependent and independent variables?<\/div><input type='hidden' name='question_id[]' id='qID_16' value='345943' \/><input type='hidden' id='answerType345943' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345943[]' id='answer-id-1352723' class='answer   answerof-345943 ' value='1352723'   \/><label for='answer-id-1352723' id='answer-label-1352723' class=' answer'><span>Apply a transformation to a variable<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345943[]' id='answer-id-1352724' class='answer   answerof-345943 ' value='1352724'   \/><label for='answer-id-1352724' id='answer-label-1352724' class=' answer'><span>Use a different statistical package<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345943[]' id='answer-id-1352725' class='answer   answerof-345943 ' value='1352725'   \/><label for='answer-id-1352725' id='answer-label-1352725' class=' answer'><span>Calculate the R-Squared value<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345943[]' id='answer-id-1352726' class='answer   answerof-345943 ' value='1352726'   \/><label for='answer-id-1352726' id='answer-label-1352726' class=' answer'><span>Change the units of measurement on the independent variable<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-17' style=';'><div id='questionWrap-17'  class='   watupro-question-id-345944'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>17. <\/span>Which chart type is intended to display correlations between sets of numeric data?<\/div><input type='hidden' name='question_id[]' id='qID_17' value='345944' \/><input type='hidden' id='answerType345944' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345944[]' id='answer-id-1352727' class='answer   answerof-345944 ' value='1352727'   \/><label for='answer-id-1352727' id='answer-label-1352727' class=' answer'><span>Scatterplot<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345944[]' id='answer-id-1352728' class='answer   answerof-345944 ' value='1352728'   \/><label for='answer-id-1352728' id='answer-label-1352728' class=' answer'><span>Histogram<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345944[]' id='answer-id-1352729' class='answer   answerof-345944 ' value='1352729'   \/><label for='answer-id-1352729' id='answer-label-1352729' class=' answer'><span>Pie chart<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345944[]' id='answer-id-1352730' class='answer   answerof-345944 ' value='1352730'   \/><label for='answer-id-1352730' id='answer-label-1352730' class=' answer'><span>Line Chart<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-18' style=';'><div id='questionWrap-18'  class='   watupro-question-id-345945'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>18. <\/span>What does the Receiver Operating Characteristic (ROC) curve show?<\/div><input type='hidden' name='question_id[]' id='qID_18' value='345945' \/><input type='hidden' id='answerType345945' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345945[]' id='answer-id-1352731' class='answer   answerof-345945 ' value='1352731'   \/><label for='answer-id-1352731' id='answer-label-1352731' class=' answer'><span>Relationship between p-value and true positive rate<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345945[]' id='answer-id-1352732' class='answer   answerof-345945 ' value='1352732'   \/><label for='answer-id-1352732' id='answer-label-1352732' class=' answer'><span>Relationship between p-value and true negative rate<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345945[]' id='answer-id-1352733' class='answer   answerof-345945 ' value='1352733'   \/><label for='answer-id-1352733' id='answer-label-1352733' class=' answer'><span>Relationship between true positive rate and false positive rate<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345945[]' id='answer-id-1352734' class='answer   answerof-345945 ' value='1352734'   \/><label for='answer-id-1352734' id='answer-label-1352734' class=' answer'><span>Relationship between true positive rate and true negative rate<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-19' style=';'><div id='questionWrap-19'  class='   watupro-question-id-345946'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>19. <\/span>A fair six-sided die is rolled. Let A denote the event that an odd number is rolled. Let C denote the event that a 1, 2, or 3 is rolled. <br \/>\r<br>What is the value of the conditional probability, P(C|A)?<\/div><input type='hidden' name='question_id[]' id='qID_19' value='345946' \/><input type='hidden' id='answerType345946' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345946[]' id='answer-id-1352735' class='answer   answerof-345946 ' value='1352735'   \/><label for='answer-id-1352735' id='answer-label-1352735' class=' answer'><span>2\/3<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345946[]' id='answer-id-1352736' class='answer   answerof-345946 ' value='1352736'   \/><label for='answer-id-1352736' id='answer-label-1352736' class=' answer'><span>1\/2<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345946[]' id='answer-id-1352737' class='answer   answerof-345946 ' value='1352737'   \/><label for='answer-id-1352737' id='answer-label-1352737' class=' answer'><span>1\/3<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345946[]' id='answer-id-1352738' class='answer   answerof-345946 ' value='1352738'   \/><label for='answer-id-1352738' id='answer-label-1352738' class=' answer'><span>1\/4<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-20' style=';'><div id='questionWrap-20'  class='   watupro-question-id-345947'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>20. <\/span>Which word or phrase completes the statement? Business Intelligence is to ad-hoc reporting and dashboards as Data Science is to __________.<\/div><input type='hidden' name='question_id[]' id='qID_20' value='345947' \/><input type='hidden' id='answerType345947' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345947[]' id='answer-id-1352739' class='answer   answerof-345947 ' value='1352739'   \/><label for='answer-id-1352739' id='answer-label-1352739' class=' answer'><span>Optimization and Predictive Modeling<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345947[]' id='answer-id-1352740' class='answer   answerof-345947 ' value='1352740'   \/><label for='answer-id-1352740' id='answer-label-1352740' class=' answer'><span>Alerts and Queries<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345947[]' id='answer-id-1352741' class='answer   answerof-345947 ' value='1352741'   \/><label for='answer-id-1352741' id='answer-label-1352741' class=' answer'><span>Structured Data and Data Sources<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345947[]' id='answer-id-1352742' class='answer   answerof-345947 ' value='1352742'   \/><label for='answer-id-1352742' id='answer-label-1352742' class=' answer'><span>Sales and profit reporting<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-21' style=';'><div id='questionWrap-21'  class='   watupro-question-id-345948'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>21. <\/span>Which method is used to solve for coefficients b0, b1, .., bn in your linear regression model: Y = b0 + b1x1+b2x2+\u2026.+bnxn<\/div><input type='hidden' name='question_id[]' id='qID_21' value='345948' \/><input type='hidden' id='answerType345948' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345948[]' id='answer-id-1352743' class='answer   answerof-345948 ' value='1352743'   \/><label for='answer-id-1352743' id='answer-label-1352743' class=' answer'><span>Ordinary Least squares<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345948[]' id='answer-id-1352744' class='answer   answerof-345948 ' value='1352744'   \/><label for='answer-id-1352744' id='answer-label-1352744' class=' answer'><span>Apriori Algorithm<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345948[]' id='answer-id-1352745' class='answer   answerof-345948 ' value='1352745'   \/><label for='answer-id-1352745' id='answer-label-1352745' class=' answer'><span>Ridge and Lasso<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345948[]' id='answer-id-1352746' class='answer   answerof-345948 ' value='1352746'   \/><label for='answer-id-1352746' id='answer-label-1352746' class=' answer'><span>Integer programming<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-22' style=';'><div id='questionWrap-22'  class='   watupro-question-id-345949'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>22. <\/span>What is one modeling or descriptive statistical function in MADlib that is typically not provided in a standard relational database?<\/div><input type='hidden' name='question_id[]' id='qID_22' value='345949' \/><input type='hidden' id='answerType345949' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345949[]' id='answer-id-1352747' class='answer   answerof-345949 ' value='1352747'   \/><label for='answer-id-1352747' id='answer-label-1352747' class=' answer'><span>Linear regression<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345949[]' id='answer-id-1352748' class='answer   answerof-345949 ' value='1352748'   \/><label for='answer-id-1352748' id='answer-label-1352748' class=' answer'><span>Expected value<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345949[]' id='answer-id-1352749' class='answer   answerof-345949 ' value='1352749'   \/><label for='answer-id-1352749' id='answer-label-1352749' class=' answer'><span>Variance<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345949[]' id='answer-id-1352750' class='answer   answerof-345949 ' value='1352750'   \/><label for='answer-id-1352750' id='answer-label-1352750' class=' answer'><span>Quantiles<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-23' style=';'><div id='questionWrap-23'  class='   watupro-question-id-345950'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>23. <\/span>Refer to the exhibit. <br \/>\r<br><br><img decoding=\"async\" width=553 height=417 id=\"\u56fe\u7247 333\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image001-35.jpg\"><br><br \/>\r<br>You are using K-means clustering to classify customer behavior for a large retailer. You need to determine the optimum number of customer groups. You plot the within-sum-of- squares (wss) data as shown in the exhibit. <br \/>\r<br>How many customer groups should you specify?<\/div><input type='hidden' name='question_id[]' id='qID_23' value='345950' \/><input type='hidden' id='answerType345950' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345950[]' id='answer-id-1352751' class='answer   answerof-345950 ' value='1352751'   \/><label for='answer-id-1352751' id='answer-label-1352751' class=' answer'><span>2<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345950[]' id='answer-id-1352752' class='answer   answerof-345950 ' value='1352752'   \/><label for='answer-id-1352752' id='answer-label-1352752' class=' answer'><span>3<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345950[]' id='answer-id-1352753' class='answer   answerof-345950 ' value='1352753'   \/><label for='answer-id-1352753' id='answer-label-1352753' class=' answer'><span>4<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345950[]' id='answer-id-1352754' class='answer   answerof-345950 ' value='1352754'   \/><label for='answer-id-1352754' id='answer-label-1352754' class=' answer'><span>8<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-24' style=';'><div id='questionWrap-24'  class='   watupro-question-id-345951'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>24. <\/span>Which activity is performed in the Operationalize phase of the Data Analytics Lifecycle?<\/div><input type='hidden' name='question_id[]' id='qID_24' value='345951' \/><input type='hidden' id='answerType345951' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345951[]' id='answer-id-1352755' class='answer   answerof-345951 ' value='1352755'   \/><label for='answer-id-1352755' id='answer-label-1352755' class=' answer'><span>Define the process to maintain the model<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345951[]' id='answer-id-1352756' class='answer   answerof-345951 ' value='1352756'   \/><label for='answer-id-1352756' id='answer-label-1352756' class=' answer'><span>Try different analytical techniques<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345951[]' id='answer-id-1352757' class='answer   answerof-345951 ' value='1352757'   \/><label for='answer-id-1352757' id='answer-label-1352757' class=' answer'><span>Try different variables<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345951[]' id='answer-id-1352758' class='answer   answerof-345951 ' value='1352758'   \/><label for='answer-id-1352758' id='answer-label-1352758' class=' answer'><span>Transform existing variables<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-25' style=';'><div id='questionWrap-25'  class='   watupro-question-id-345952'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>25. <\/span>Which word or phrase completes the statement; \u201cA theater actor is to \u2018artistic and expressive\u2019 as a data scientist is to.\u201d?<\/div><input type='hidden' name='question_id[]' id='qID_25' value='345952' \/><input type='hidden' id='answerType345952' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345952[]' id='answer-id-1352759' class='answer   answerof-345952 ' value='1352759'   \/><label for='answer-id-1352759' id='answer-label-1352759' class=' answer'><span>Communicative and collaborative<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345952[]' id='answer-id-1352760' class='answer   answerof-345952 ' value='1352760'   \/><label for='answer-id-1352760' id='answer-label-1352760' class=' answer'><span>Introverted and technical<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345952[]' id='answer-id-1352761' class='answer   answerof-345952 ' value='1352761'   \/><label for='answer-id-1352761' id='answer-label-1352761' class=' answer'><span>Logical and steadfast<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345952[]' id='answer-id-1352762' class='answer   answerof-345952 ' value='1352762'   \/><label for='answer-id-1352762' id='answer-label-1352762' class=' answer'><span>Independent and intelligent<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-26' style=';'><div id='questionWrap-26'  class='   watupro-question-id-345953'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>26. <\/span>When is the GROUP BY ROLLUP clause used in an OLAP query?<\/div><input type='hidden' name='question_id[]' id='qID_26' value='345953' \/><input type='hidden' id='answerType345953' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345953[]' id='answer-id-1352763' class='answer   answerof-345953 ' value='1352763'   \/><label for='answer-id-1352763' id='answer-label-1352763' class=' answer'><span>All subtotals and grand totals are to be included in the output<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345953[]' id='answer-id-1352764' class='answer   answerof-345953 ' value='1352764'   \/><label for='answer-id-1352764' id='answer-label-1352764' class=' answer'><span>Subtotals are only to be included in the output<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345953[]' id='answer-id-1352765' class='answer   answerof-345953 ' value='1352765'   \/><label for='answer-id-1352765' id='answer-label-1352765' class=' answer'><span>Grand totals are only to be included in the output<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345953[]' id='answer-id-1352766' class='answer   answerof-345953 ' value='1352766'   \/><label for='answer-id-1352766' id='answer-label-1352766' class=' answer'><span>Specific subtotals and grand totals for a combination of variables are only to be included in the output<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-27' style=';'><div id='questionWrap-27'  class='   watupro-question-id-345954'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>27. <\/span>You have run the association rules algorithm on your data set, and the two rules {banana, apple} =&gt; {grape} and {apple, orange}=&gt; {grape} have been found to be relevant. <br \/>\r<br>What else must be true?<\/div><input type='hidden' name='question_id[]' id='qID_27' value='345954' \/><input type='hidden' id='answerType345954' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345954[]' id='answer-id-1352767' class='answer   answerof-345954 ' value='1352767'   \/><label for='answer-id-1352767' id='answer-label-1352767' class=' answer'><span>{grape, apple, orange} must be a frequent itemset.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345954[]' id='answer-id-1352768' class='answer   answerof-345954 ' value='1352768'   \/><label for='answer-id-1352768' id='answer-label-1352768' class=' answer'><span>{banana, apple, grape, orange} must be a frequent itemset.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345954[]' id='answer-id-1352769' class='answer   answerof-345954 ' value='1352769'   \/><label for='answer-id-1352769' id='answer-label-1352769' class=' answer'><span>{grape} =&gt; {banana, apple} must be a relevant rule.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345954[]' id='answer-id-1352770' class='answer   answerof-345954 ' value='1352770'   \/><label for='answer-id-1352770' id='answer-label-1352770' class=' answer'><span>{banana, apple} =&gt; {orange} must be a relevant rule.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-28' style=';'><div id='questionWrap-28'  class='   watupro-question-id-345955'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>28. <\/span>Which type of numeric value does a logistic regression model estimate?<\/div><input type='hidden' name='question_id[]' id='qID_28' value='345955' \/><input type='hidden' id='answerType345955' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345955[]' id='answer-id-1352771' class='answer   answerof-345955 ' value='1352771'   \/><label for='answer-id-1352771' id='answer-label-1352771' class=' answer'><span>Probability<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345955[]' id='answer-id-1352772' class='answer   answerof-345955 ' value='1352772'   \/><label for='answer-id-1352772' id='answer-label-1352772' class=' answer'><span>A p-value<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345955[]' id='answer-id-1352773' class='answer   answerof-345955 ' value='1352773'   \/><label for='answer-id-1352773' id='answer-label-1352773' class=' answer'><span>Any integer<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345955[]' id='answer-id-1352774' class='answer   answerof-345955 ' value='1352774'   \/><label for='answer-id-1352774' id='answer-label-1352774' class=' answer'><span>Any real number<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-29' style=';'><div id='questionWrap-29'  class='   watupro-question-id-345956'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>29. <\/span>You are having a discussion with a business colleague. The colleague mentions that they want to perform K-means clustering on text file data stored in HDFS. <br \/>\r<br>Which tool should be recommended?<\/div><input type='hidden' name='question_id[]' id='qID_29' value='345956' \/><input type='hidden' id='answerType345956' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345956[]' id='answer-id-1352775' class='answer   answerof-345956 ' value='1352775'   \/><label for='answer-id-1352775' id='answer-label-1352775' class=' answer'><span>Mahout<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345956[]' id='answer-id-1352776' class='answer   answerof-345956 ' value='1352776'   \/><label for='answer-id-1352776' id='answer-label-1352776' class=' answer'><span>HBase<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345956[]' id='answer-id-1352777' class='answer   answerof-345956 ' value='1352777'   \/><label for='answer-id-1352777' id='answer-label-1352777' class=' answer'><span>Scribe<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345956[]' id='answer-id-1352778' class='answer   answerof-345956 ' value='1352778'   \/><label for='answer-id-1352778' id='answer-label-1352778' class=' answer'><span>Sqoop<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-30' style=';'><div id='questionWrap-30'  class='   watupro-question-id-345957'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>30. <\/span>In which phase of the data analytics lifecycle do Data Scientists spend the most time in a project?<\/div><input type='hidden' name='question_id[]' id='qID_30' value='345957' \/><input type='hidden' id='answerType345957' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345957[]' id='answer-id-1352779' class='answer   answerof-345957 ' value='1352779'   \/><label for='answer-id-1352779' id='answer-label-1352779' class=' answer'><span>Discovery<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345957[]' id='answer-id-1352780' class='answer   answerof-345957 ' value='1352780'   \/><label for='answer-id-1352780' id='answer-label-1352780' class=' answer'><span>Data Preparation<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345957[]' id='answer-id-1352781' class='answer   answerof-345957 ' value='1352781'   \/><label for='answer-id-1352781' id='answer-label-1352781' class=' answer'><span>Model Building<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345957[]' id='answer-id-1352782' class='answer   answerof-345957 ' value='1352782'   \/><label for='answer-id-1352782' id='answer-label-1352782' class=' answer'><span>Communicate Results<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-31' style=';'><div id='questionWrap-31'  class='   watupro-question-id-345958'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>31. <\/span>Your colleague, who is new to Hadoop, approaches you with a question. They want to know how best to access their data. This colleague has a strong background in data flow languages and programming. <br \/>\r<br>Which query interface would you recommend?<\/div><input type='hidden' name='question_id[]' id='qID_31' value='345958' \/><input type='hidden' id='answerType345958' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345958[]' id='answer-id-1352783' class='answer   answerof-345958 ' value='1352783'   \/><label for='answer-id-1352783' id='answer-label-1352783' class=' answer'><span>Pig<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345958[]' id='answer-id-1352784' class='answer   answerof-345958 ' value='1352784'   \/><label for='answer-id-1352784' id='answer-label-1352784' class=' answer'><span>Hive<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345958[]' id='answer-id-1352785' class='answer   answerof-345958 ' value='1352785'   \/><label for='answer-id-1352785' id='answer-label-1352785' class=' answer'><span>Howl<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345958[]' id='answer-id-1352786' class='answer   answerof-345958 ' value='1352786'   \/><label for='answer-id-1352786' id='answer-label-1352786' class=' answer'><span>HBase<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-32' style=';'><div id='questionWrap-32'  class='   watupro-question-id-345959'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>32. <\/span>What is a consideration when building decision trees?<\/div><input type='hidden' name='question_id[]' id='qID_32' value='345959' \/><input type='hidden' id='answerType345959' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345959[]' id='answer-id-1352787' class='answer   answerof-345959 ' value='1352787'   \/><label for='answer-id-1352787' id='answer-label-1352787' class=' answer'><span>Cannot handle variables that affect the outcome in a discontinuous way<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345959[]' id='answer-id-1352788' class='answer   answerof-345959 ' value='1352788'   \/><label for='answer-id-1352788' id='answer-label-1352788' class=' answer'><span>Short decision trees are likely subject to overfit<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345959[]' id='answer-id-1352789' class='answer   answerof-345959 ' value='1352789'   \/><label for='answer-id-1352789' id='answer-label-1352789' class=' answer'><span>Correlated variables can cause double-counting<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345959[]' id='answer-id-1352790' class='answer   answerof-345959 ' value='1352790'   \/><label for='answer-id-1352790' id='answer-label-1352790' class=' answer'><span>Tree structure is sensitive to small changes in the training data<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-33' style=';'><div id='questionWrap-33'  class='   watupro-question-id-345960'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>33. <\/span>You need to run a hypothesis test across three normally distributed populations. <br \/>\r<br>Which technique should you use?<\/div><input type='hidden' name='question_id[]' id='qID_33' value='345960' \/><input type='hidden' id='answerType345960' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345960[]' id='answer-id-1352791' class='answer   answerof-345960 ' value='1352791'   \/><label for='answer-id-1352791' id='answer-label-1352791' class=' answer'><span>Z-test<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345960[]' id='answer-id-1352792' class='answer   answerof-345960 ' value='1352792'   \/><label for='answer-id-1352792' id='answer-label-1352792' class=' answer'><span>Welch's t-test<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345960[]' id='answer-id-1352793' class='answer   answerof-345960 ' value='1352793'   \/><label for='answer-id-1352793' id='answer-label-1352793' class=' answer'><span>ANOVA<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345960[]' id='answer-id-1352794' class='answer   answerof-345960 ' value='1352794'   \/><label for='answer-id-1352794' id='answer-label-1352794' class=' answer'><span>Wilcoxon rank sum test<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-34' style=';'><div id='questionWrap-34'  class='   watupro-question-id-345961'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>34. <\/span>The Marketing department of your company wishes to track opinion on a new product that was recently introduced. Marketing would like to know how many positive and negative reviews are appearing over a given period and potentially retrieve each review for more in- depth insight. <br \/>\r<br>They have identified several popular product review blogs that historically have published thousands of user reviews of your company\u2019s products. You have been asked to provide the desired analysis. <br \/>\r<br>You examine the RSS feeds for each blog and determine which fields are relevant. You then craft a regular expression to match your new product\u2019s name and extract the relevant text from each matching review. <br \/>\r<br>What is the next step you should take?<\/div><input type='hidden' name='question_id[]' id='qID_34' value='345961' \/><input type='hidden' id='answerType345961' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345961[]' id='answer-id-1352795' class='answer   answerof-345961 ' value='1352795'   \/><label for='answer-id-1352795' id='answer-label-1352795' class=' answer'><span>Convert the extracted text into a suitable document representation and index into a review corpus<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345961[]' id='answer-id-1352796' class='answer   answerof-345961 ' value='1352796'   \/><label for='answer-id-1352796' id='answer-label-1352796' class=' answer'><span>Use the extracted text and your regular expression to perform a sentiment analysis based on mentions of the new product<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345961[]' id='answer-id-1352797' class='answer   answerof-345961 ' value='1352797'   \/><label for='answer-id-1352797' id='answer-label-1352797' class=' answer'><span>Read the extracted text for each review and manually tabulate the results<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345961[]' id='answer-id-1352798' class='answer   answerof-345961 ' value='1352798'   \/><label for='answer-id-1352798' id='answer-label-1352798' class=' answer'><span>Group the reviews using Na&iuml;ve Bayesian classification<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-35' style=';'><div id='questionWrap-35'  class='   watupro-question-id-345962'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>35. <\/span>Which process in text analysis can be used to reduce dimensionality?<\/div><input type='hidden' name='question_id[]' id='qID_35' value='345962' \/><input type='hidden' id='answerType345962' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345962[]' id='answer-id-1352799' class='answer   answerof-345962 ' value='1352799'   \/><label for='answer-id-1352799' id='answer-label-1352799' class=' answer'><span>Stemming<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345962[]' id='answer-id-1352800' class='answer   answerof-345962 ' value='1352800'   \/><label for='answer-id-1352800' id='answer-label-1352800' class=' answer'><span>Parsing<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345962[]' id='answer-id-1352801' class='answer   answerof-345962 ' value='1352801'   \/><label for='answer-id-1352801' id='answer-label-1352801' class=' answer'><span>Digitizing<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345962[]' id='answer-id-1352802' class='answer   answerof-345962 ' value='1352802'   \/><label for='answer-id-1352802' id='answer-label-1352802' class=' answer'><span>Sorting<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-36' style=';'><div id='questionWrap-36'  class='   watupro-question-id-345963'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>36. <\/span>Which analytical method is considered unsupervised?<\/div><input type='hidden' name='question_id[]' id='qID_36' value='345963' \/><input type='hidden' id='answerType345963' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345963[]' id='answer-id-1352803' class='answer   answerof-345963 ' value='1352803'   \/><label for='answer-id-1352803' id='answer-label-1352803' class=' answer'><span>K-means clustering<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345963[]' id='answer-id-1352804' class='answer   answerof-345963 ' value='1352804'   \/><label for='answer-id-1352804' id='answer-label-1352804' class=' answer'><span>Na&iuml;ve Bayesian classifier<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345963[]' id='answer-id-1352805' class='answer   answerof-345963 ' value='1352805'   \/><label for='answer-id-1352805' id='answer-label-1352805' class=' answer'><span>Decision tree<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345963[]' id='answer-id-1352806' class='answer   answerof-345963 ' value='1352806'   \/><label for='answer-id-1352806' id='answer-label-1352806' class=' answer'><span>Linear regression<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-37' style=';'><div id='questionWrap-37'  class='   watupro-question-id-345964'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>37. <\/span>Refer to the exhibit. <br \/>\r<br><br><img decoding=\"async\" width=515 height=413 id=\"\u56fe\u7247 318\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image002-36.jpg\"><br><br \/>\r<br>Which type of data issue would you suspect based on the exhibit?<\/div><input type='hidden' name='question_id[]' id='qID_37' value='345964' \/><input type='hidden' id='answerType345964' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345964[]' id='answer-id-1352807' class='answer   answerof-345964 ' value='1352807'   \/><label for='answer-id-1352807' id='answer-label-1352807' class=' answer'><span>&quot;Saturated&quot; data, indicating potential issues with data definitions<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345964[]' id='answer-id-1352808' class='answer   answerof-345964 ' value='1352808'   \/><label for='answer-id-1352808' id='answer-label-1352808' class=' answer'><span>Incomplete data, indicating potential issues with data transmission<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345964[]' id='answer-id-1352809' class='answer   answerof-345964 ' value='1352809'   \/><label for='answer-id-1352809' id='answer-label-1352809' class=' answer'><span>Mis-scaled data, indicating potential issues with data entry<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345964[]' id='answer-id-1352810' class='answer   answerof-345964 ' value='1352810'   \/><label for='answer-id-1352810' id='answer-label-1352810' class=' answer'><span>The exhibit does not raise any obvious concerns with the data.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-38' style=';'><div id='questionWrap-38'  class='   watupro-question-id-345965'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>38. <\/span>You have created a Logistic Regression model to predict customer churn for your company. The company\u2019s Marketing department wants to use your model to identify at-risk customers and offer incentives to keep them from leaving. <br \/>\r<br><br><img decoding=\"async\" width=480 height=376 id=\"\u56fe\u7247 316\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image003-33.jpg\"><br><br \/>\r<br>Using two different thresholds for the model provides the two confusion matrices shown in the graphic. Marketing understands the relative costs of missing at-risk customers versus offering incentives to customers who are not at risk. Therefore, you need their advice on how to set the appropriate threshold on the churn model. <br \/>\r<br>You are meeting with the Marketing team. In the meeting, you plan to state: \u201cRaising the threshold from 0.5 to 0.75 reduces the number of unnecessary incentives that can be offered, at the cost of missing more of the customers who churned.\u201d <br \/>\r<br>What is the most appropriate visual to reinforce this statement? <br \/>\r<br>A) <br \/>\r<br><br><img decoding=\"async\" width=554 height=414 id=\"\u56fe\u7247 315\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image004-30.jpg\"><br><br \/>\r<br>B) <br \/>\r<br><br><img decoding=\"async\" width=553 height=425 id=\"\u56fe\u7247 313\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image005-29.jpg\"><br><br \/>\r<br>C) <br \/>\r<br><br><img decoding=\"async\" width=553 height=423 id=\"\u56fe\u7247 312\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image006-27.jpg\"><br><br \/>\r<br>D) <br \/>\r<br><br><img decoding=\"async\" width=553 height=422 id=\"\u56fe\u7247 311\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image007-28.jpg\"><br><\/div><input type='hidden' name='question_id[]' id='qID_38' value='345965' \/><input type='hidden' id='answerType345965' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345965[]' id='answer-id-1352811' class='answer   answerof-345965 ' value='1352811'   \/><label for='answer-id-1352811' id='answer-label-1352811' class=' answer'><span>Option A<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345965[]' id='answer-id-1352812' class='answer   answerof-345965 ' value='1352812'   \/><label for='answer-id-1352812' id='answer-label-1352812' class=' answer'><span>Option B<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345965[]' id='answer-id-1352813' class='answer   answerof-345965 ' value='1352813'   \/><label for='answer-id-1352813' id='answer-label-1352813' class=' answer'><span>Option C<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345965[]' id='answer-id-1352814' class='answer   answerof-345965 ' value='1352814'   \/><label for='answer-id-1352814' id='answer-label-1352814' class=' answer'><span>Option D<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-39' style=';'><div id='questionWrap-39'  class='   watupro-question-id-345966'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>39. <\/span>Your customer provided you with 2, 000 unlabeled records and asked you to separate them into three groups. <br \/>\r<br>What is the correct analytical method to use?<\/div><input type='hidden' name='question_id[]' id='qID_39' value='345966' \/><input type='hidden' id='answerType345966' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345966[]' id='answer-id-1352815' class='answer   answerof-345966 ' value='1352815'   \/><label for='answer-id-1352815' id='answer-label-1352815' class=' answer'><span>K-means clustering<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345966[]' id='answer-id-1352816' class='answer   answerof-345966 ' value='1352816'   \/><label for='answer-id-1352816' id='answer-label-1352816' class=' answer'><span>Linear regression<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345966[]' id='answer-id-1352817' class='answer   answerof-345966 ' value='1352817'   \/><label for='answer-id-1352817' id='answer-label-1352817' class=' answer'><span>Naive Bayesian classification<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345966[]' id='answer-id-1352818' class='answer   answerof-345966 ' value='1352818'   \/><label for='answer-id-1352818' id='answer-label-1352818' class=' answer'><span>Logistic regression<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-40' style=';'><div id='questionWrap-40'  class='   watupro-question-id-345967'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>40. <\/span>How is dimensionality defined in a &quot;bag of words&quot; document representation?<\/div><input type='hidden' name='question_id[]' id='qID_40' value='345967' \/><input type='hidden' id='answerType345967' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345967[]' id='answer-id-1352819' class='answer   answerof-345967 ' value='1352819'   \/><label for='answer-id-1352819' id='answer-label-1352819' class=' answer'><span>Average number of words per sentence in the document<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345967[]' id='answer-id-1352820' class='answer   answerof-345967 ' value='1352820'   \/><label for='answer-id-1352820' id='answer-label-1352820' class=' answer'><span>Total number of words in the document<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345967[]' id='answer-id-1352821' class='answer   answerof-345967 ' value='1352821'   \/><label for='answer-id-1352821' id='answer-label-1352821' class=' answer'><span>Number of unique terms in the document<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345967[]' id='answer-id-1352822' class='answer   answerof-345967 ' value='1352822'   \/><label for='answer-id-1352822' id='answer-label-1352822' class=' answer'><span>Frequency of repeated words in the document<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-41' style=';'><div id='questionWrap-41'  class='   watupro-question-id-345968'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>41. <\/span>You received 100,000 home loan records and want to quickly determine if there is any correlation between mortgage age and mortgage amount before conducting advanced analysis. <br \/>\r<br>Which tool should be used for the preliminary analysis?<\/div><input type='hidden' name='question_id[]' id='qID_41' value='345968' \/><input type='hidden' id='answerType345968' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345968[]' id='answer-id-1352823' class='answer   answerof-345968 ' value='1352823'   \/><label for='answer-id-1352823' id='answer-label-1352823' class=' answer'><span>Scatter plot<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345968[]' id='answer-id-1352824' class='answer   answerof-345968 ' value='1352824'   \/><label for='answer-id-1352824' id='answer-label-1352824' class=' answer'><span>Stacked Bar chart<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345968[]' id='answer-id-1352825' class='answer   answerof-345968 ' value='1352825'   \/><label for='answer-id-1352825' id='answer-label-1352825' class=' answer'><span>Box and Whisker plot<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345968[]' id='answer-id-1352826' class='answer   answerof-345968 ' value='1352826'   \/><label for='answer-id-1352826' id='answer-label-1352826' class=' answer'><span>Histogram<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-42' style=';'><div id='questionWrap-42'  class='   watupro-question-id-345969'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>42. <\/span>What is the output of the K-means clustering algorithm?<\/div><input type='hidden' name='question_id[]' id='qID_42' value='345969' \/><input type='hidden' id='answerType345969' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345969[]' id='answer-id-1352827' class='answer   answerof-345969 ' value='1352827'   \/><label for='answer-id-1352827' id='answer-label-1352827' class=' answer'><span>Centroid positioning and entropy of each record in each cluster<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345969[]' id='answer-id-1352828' class='answer   answerof-345969 ' value='1352828'   \/><label for='answer-id-1352828' id='answer-label-1352828' class=' answer'><span>Center of each discovered cluster and mapping of each record to a cluster<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345969[]' id='answer-id-1352829' class='answer   answerof-345969 ' value='1352829'   \/><label for='answer-id-1352829' id='answer-label-1352829' class=' answer'><span>Two dimensional representation of the data and the clusters<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345969[]' id='answer-id-1352830' class='answer   answerof-345969 ' value='1352830'   \/><label for='answer-id-1352830' id='answer-label-1352830' class=' answer'><span>Intercept and coefficients for each input variable in the dataset<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-43' style=';'><div id='questionWrap-43'  class='   watupro-question-id-345970'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>43. <\/span>You are provided with the following list. <br \/>\r<br>Which window function is missing? <br \/>\r<br>cume_dist() <br \/>\r<br>dense_rank() <br \/>\r<br>rank() <br \/>\r<br>percent_rank() <br \/>\r<br>first_value() <br \/>\r<br>last_value() <br \/>\r<br>lag() <br \/>\r<br>lead() <br \/>\r<br>ntile()<\/div><input type='hidden' name='question_id[]' id='qID_43' value='345970' \/><input type='hidden' id='answerType345970' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345970[]' id='answer-id-1352831' class='answer   answerof-345970 ' value='1352831'   \/><label for='answer-id-1352831' id='answer-label-1352831' class=' answer'><span>row_preceding()<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345970[]' id='answer-id-1352832' class='answer   answerof-345970 ' value='1352832'   \/><label for='answer-id-1352832' id='answer-label-1352832' class=' answer'><span>row_number()<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345970[]' id='answer-id-1352833' class='answer   answerof-345970 ' value='1352833'   \/><label for='answer-id-1352833' id='answer-label-1352833' class=' answer'><span>median()<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345970[]' id='answer-id-1352834' class='answer   answerof-345970 ' value='1352834'   \/><label for='answer-id-1352834' id='answer-label-1352834' class=' answer'><span>cumulative_sum()<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-44' style=';'><div id='questionWrap-44'  class='   watupro-question-id-345971'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>44. <\/span>In text analysis, what makes the corpus representation dynamic?<\/div><input type='hidden' name='question_id[]' id='qID_44' value='345971' \/><input type='hidden' id='answerType345971' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345971[]' id='answer-id-1352835' class='answer   answerof-345971 ' value='1352835'   \/><label for='answer-id-1352835' id='answer-label-1352835' class=' answer'><span>Algorithms used to determine the classification or tagging<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345971[]' id='answer-id-1352836' class='answer   answerof-345971 ' value='1352836'   \/><label for='answer-id-1352836' id='answer-label-1352836' class=' answer'><span>Search and retrieval process for finding the document that meets the search criteria<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345971[]' id='answer-id-1352837' class='answer   answerof-345971 ' value='1352837'   \/><label for='answer-id-1352837' id='answer-label-1352837' class=' answer'><span>Inherent high dimensionality in the problem of text analysis<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345971[]' id='answer-id-1352838' class='answer   answerof-345971 ' value='1352838'   \/><label for='answer-id-1352838' id='answer-label-1352838' class=' answer'><span>Requirement to update index and corpus metrics continuously<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-45' style=';'><div id='questionWrap-45'  class='   watupro-question-id-345972'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>45. <\/span>How are window functions different from regular aggregate functions?<\/div><input type='hidden' name='question_id[]' id='qID_45' value='345972' \/><input type='hidden' id='answerType345972' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345972[]' id='answer-id-1352839' class='answer   answerof-345972 ' value='1352839'   \/><label for='answer-id-1352839' id='answer-label-1352839' class=' answer'><span>Rows retain their separate identities and the window function can access more than the current row.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345972[]' id='answer-id-1352840' class='answer   answerof-345972 ' value='1352840'   \/><label for='answer-id-1352840' id='answer-label-1352840' class=' answer'><span>Rows are grouped into an output row and the window function can access more than the current row.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345972[]' id='answer-id-1352841' class='answer   answerof-345972 ' value='1352841'   \/><label for='answer-id-1352841' id='answer-label-1352841' class=' answer'><span>Rows retain their separate identities and the window function can only access the current row.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345972[]' id='answer-id-1352842' class='answer   answerof-345972 ' value='1352842'   \/><label for='answer-id-1352842' id='answer-label-1352842' class=' answer'><span>Rows are grouped into an output row and the window function can only access the current row.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-46' style=';'><div id='questionWrap-46'  class='   watupro-question-id-345973'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>46. <\/span>You have created a Linear Regression model to predict total sales based on variables M, N, P and Q as shown in the graphic. You originally expected all variables to have positive coefficients. <br \/>\r<br><br><img decoding=\"async\" width=553 height=417 id=\"\u56fe\u7247 303\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image008-26.jpg\"><br><br \/>\r<br>Which action would you take?<\/div><input type='hidden' name='question_id[]' id='qID_46' value='345973' \/><input type='hidden' id='answerType345973' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345973[]' id='answer-id-1352843' class='answer   answerof-345973 ' value='1352843'   \/><label for='answer-id-1352843' id='answer-label-1352843' class=' answer'><span>Accept all variables and begin model validation steps against holdout data<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345973[]' id='answer-id-1352844' class='answer   answerof-345973 ' value='1352844'   \/><label for='answer-id-1352844' id='answer-label-1352844' class=' answer'><span>Accept only positive variables and investigate potential correlation with the dependent variable<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345973[]' id='answer-id-1352845' class='answer   answerof-345973 ' value='1352845'   \/><label for='answer-id-1352845' id='answer-label-1352845' class=' answer'><span>Accept only statistically significant variables and investigate correlated independent variables<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345973[]' id='answer-id-1352846' class='answer   answerof-345973 ' value='1352846'   \/><label for='answer-id-1352846' id='answer-label-1352846' class=' answer'><span>Accept none of the variables and investigate correlations between all variables<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-47' style=';'><div id='questionWrap-47'  class='   watupro-question-id-345974'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>47. <\/span>You have been assigned to do a study of the daily revenue effect of a pricing model of online transactions. All the data currently available to you has been loaded into your analytics database; revenue data, pricing data, and online transaction data. <br \/>\r<br>You find that all the data comes in different levels of granularity. The transaction data has timestamps (day, hour, minutes, seconds), pricing is stored at the daily level, and revenue data is only reported monthly. <br \/>\r<br>What is your next step?<\/div><input type='hidden' name='question_id[]' id='qID_47' value='345974' \/><input type='hidden' id='answerType345974' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345974[]' id='answer-id-1352847' class='answer   answerof-345974 ' value='1352847'   \/><label for='answer-id-1352847' id='answer-label-1352847' class=' answer'><span>Report back to the business owner that the current data model does not support the business question.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345974[]' id='answer-id-1352848' class='answer   answerof-345974 ' value='1352848'   \/><label for='answer-id-1352848' id='answer-label-1352848' class=' answer'><span>Interpolate a daily model for revenue from the monthly revenue data.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345974[]' id='answer-id-1352849' class='answer   answerof-345974 ' value='1352849'   \/><label for='answer-id-1352849' id='answer-label-1352849' class=' answer'><span>Aggregate all data to the monthly level in order to create a monthly revenue model.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345974[]' id='answer-id-1352850' class='answer   answerof-345974 ' value='1352850'   \/><label for='answer-id-1352850' id='answer-label-1352850' class=' answer'><span>Disregard revenue as a driver in the pricing model, and create a daily model based on pricing and transactions only.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-48' style=';'><div id='questionWrap-48'  class='   watupro-question-id-345975'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>48. <\/span>Which key role for a successful analytic project can provide business domain expertise with a deep understanding of the data and key performance indicators?<\/div><input type='hidden' name='question_id[]' id='qID_48' value='345975' \/><input type='hidden' id='answerType345975' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345975[]' id='answer-id-1352851' class='answer   answerof-345975 ' value='1352851'   \/><label for='answer-id-1352851' id='answer-label-1352851' class=' answer'><span>Business Intelligence Analyst<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345975[]' id='answer-id-1352852' class='answer   answerof-345975 ' value='1352852'   \/><label for='answer-id-1352852' id='answer-label-1352852' class=' answer'><span>Project Manager<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345975[]' id='answer-id-1352853' class='answer   answerof-345975 ' value='1352853'   \/><label for='answer-id-1352853' id='answer-label-1352853' class=' answer'><span>Project Sponsor<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345975[]' id='answer-id-1352854' class='answer   answerof-345975 ' value='1352854'   \/><label for='answer-id-1352854' id='answer-label-1352854' class=' answer'><span>Business User<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-49' style=';'><div id='questionWrap-49'  class='   watupro-question-id-345976'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>49. <\/span>A Data Scientist is assigned to build a model from a reporting data warehouse. The warehouse contains data collected from many sources and transformed through a complex, multi-stage ETL process. <br \/>\r<br>What is a concern the data scientist should have about the data?<\/div><input type='hidden' name='question_id[]' id='qID_49' value='345976' \/><input type='hidden' id='answerType345976' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345976[]' id='answer-id-1352855' class='answer   answerof-345976 ' value='1352855'   \/><label for='answer-id-1352855' id='answer-label-1352855' class=' answer'><span>It is too processed<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345976[]' id='answer-id-1352856' class='answer   answerof-345976 ' value='1352856'   \/><label for='answer-id-1352856' id='answer-label-1352856' class=' answer'><span>It is not structured<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345976[]' id='answer-id-1352857' class='answer   answerof-345976 ' value='1352857'   \/><label for='answer-id-1352857' id='answer-label-1352857' class=' answer'><span>It is not normalized<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345976[]' id='answer-id-1352858' class='answer   answerof-345976 ' value='1352858'   \/><label for='answer-id-1352858' id='answer-label-1352858' class=' answer'><span>It is too centralized<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-50' style=';'><div id='questionWrap-50'  class='   watupro-question-id-345977'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>50. <\/span>You have just completed the Discovery phase of a project and finished interviewing the main stakeholders. You have identified the necessary data feeds and are now beginning to set up the analytic sandbox. <br \/>\r<br>What is the next step?<\/div><input type='hidden' name='question_id[]' id='qID_50' value='345977' \/><input type='hidden' id='answerType345977' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345977[]' id='answer-id-1352859' class='answer   answerof-345977 ' value='1352859'   \/><label for='answer-id-1352859' id='answer-label-1352859' class=' answer'><span>Assess data quality<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345977[]' id='answer-id-1352860' class='answer   answerof-345977 ' value='1352860'   \/><label for='answer-id-1352860' id='answer-label-1352860' class=' answer'><span>Perform ELT \/ ETL<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345977[]' id='answer-id-1352861' class='answer   answerof-345977 ' value='1352861'   \/><label for='answer-id-1352861' id='answer-label-1352861' class=' answer'><span>Create data visualizations<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345977[]' id='answer-id-1352862' class='answer   answerof-345977 ' value='1352862'   \/><label for='answer-id-1352862' id='answer-label-1352862' class=' answer'><span>Run descriptive statistics for several data sets<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-51' style=';'><div id='questionWrap-51'  class='   watupro-question-id-345978'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>51. <\/span>In which lifecycle stage are appropriate analytical techniques determined?<\/div><input type='hidden' name='question_id[]' id='qID_51' value='345978' \/><input type='hidden' id='answerType345978' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345978[]' id='answer-id-1352863' class='answer   answerof-345978 ' value='1352863'   \/><label for='answer-id-1352863' id='answer-label-1352863' class=' answer'><span>Model planning<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345978[]' id='answer-id-1352864' class='answer   answerof-345978 ' value='1352864'   \/><label for='answer-id-1352864' id='answer-label-1352864' class=' answer'><span>Model building<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345978[]' id='answer-id-1352865' class='answer   answerof-345978 ' value='1352865'   \/><label for='answer-id-1352865' id='answer-label-1352865' class=' answer'><span>Data preparation<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345978[]' id='answer-id-1352866' class='answer   answerof-345978 ' value='1352866'   \/><label for='answer-id-1352866' id='answer-label-1352866' class=' answer'><span>Discovery<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-52' style=';'><div id='questionWrap-52'  class='   watupro-question-id-345979'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>52. <\/span>What is holdout data?<\/div><input type='hidden' name='question_id[]' id='qID_52' value='345979' \/><input type='hidden' id='answerType345979' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345979[]' id='answer-id-1352867' class='answer   answerof-345979 ' value='1352867'   \/><label for='answer-id-1352867' id='answer-label-1352867' class=' answer'><span>a subset of the provided data set selected at random and used to validate the model<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345979[]' id='answer-id-1352868' class='answer   answerof-345979 ' value='1352868'   \/><label for='answer-id-1352868' id='answer-label-1352868' class=' answer'><span>a subset of the provided data set selected at random and used to initially construct the model<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345979[]' id='answer-id-1352869' class='answer   answerof-345979 ' value='1352869'   \/><label for='answer-id-1352869' id='answer-label-1352869' class=' answer'><span>a subset of the provided data set that is removed by the data scientist because it contains data errors<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345979[]' id='answer-id-1352870' class='answer   answerof-345979 ' value='1352870'   \/><label for='answer-id-1352870' id='answer-label-1352870' class=' answer'><span>a subset of the provided data set that is removed by the data scientist because it contains outliers<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-53' style=';'><div id='questionWrap-53'  class='   watupro-question-id-345980'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>53. <\/span>In a t-test with unknown variance, what values are used to calculate the t-statistic?<\/div><input type='hidden' name='question_id[]' id='qID_53' value='345980' \/><input type='hidden' id='answerType345980' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345980[]' id='answer-id-1352871' class='answer   answerof-345980 ' value='1352871'   \/><label for='answer-id-1352871' id='answer-label-1352871' class=' answer'><span>Sample mean, sample standard deviation, and sample size<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345980[]' id='answer-id-1352872' class='answer   answerof-345980 ' value='1352872'   \/><label for='answer-id-1352872' id='answer-label-1352872' class=' answer'><span>Mean, sample standard deviation, and population size<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345980[]' id='answer-id-1352873' class='answer   answerof-345980 ' value='1352873'   \/><label for='answer-id-1352873' id='answer-label-1352873' class=' answer'><span>Sample mean, standard deviation, and sample size<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345980[]' id='answer-id-1352874' class='answer   answerof-345980 ' value='1352874'   \/><label for='answer-id-1352874' id='answer-label-1352874' class=' answer'><span>Mean, standard deviation, and population size<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-54' style=';'><div id='questionWrap-54'  class='   watupro-question-id-345981'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>54. <\/span>Which participant in a data analytics project is typically responsible for assessing the validity of the model?<\/div><input type='hidden' name='question_id[]' id='qID_54' value='345981' \/><input type='hidden' id='answerType345981' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345981[]' id='answer-id-1352875' class='answer   answerof-345981 ' value='1352875'   \/><label for='answer-id-1352875' id='answer-label-1352875' class=' answer'><span>Data scientist<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345981[]' id='answer-id-1352876' class='answer   answerof-345981 ' value='1352876'   \/><label for='answer-id-1352876' id='answer-label-1352876' class=' answer'><span>Business user<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345981[]' id='answer-id-1352877' class='answer   answerof-345981 ' value='1352877'   \/><label for='answer-id-1352877' id='answer-label-1352877' class=' answer'><span>Project sponsor<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345981[]' id='answer-id-1352878' class='answer   answerof-345981 ' value='1352878'   \/><label for='answer-id-1352878' id='answer-label-1352878' class=' answer'><span>Project manager<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-55' style=';'><div id='questionWrap-55'  class='   watupro-question-id-345982'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>55. <\/span>In a user-defined aggregate function, what is SFUNC?<\/div><input type='hidden' name='question_id[]' id='qID_55' value='345982' \/><input type='hidden' id='answerType345982' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345982[]' id='answer-id-1352879' class='answer   answerof-345982 ' value='1352879'   \/><label for='answer-id-1352879' id='answer-label-1352879' class=' answer'><span>Window function<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345982[]' id='answer-id-1352880' class='answer   answerof-345982 ' value='1352880'   \/><label for='answer-id-1352880' id='answer-label-1352880' class=' answer'><span>State transition function<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345982[]' id='answer-id-1352881' class='answer   answerof-345982 ' value='1352881'   \/><label for='answer-id-1352881' id='answer-label-1352881' class=' answer'><span>Final calculation function<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345982[]' id='answer-id-1352882' class='answer   answerof-345982 ' value='1352882'   \/><label for='answer-id-1352882' id='answer-label-1352882' class=' answer'><span>Segment-level calculation function<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-56' style=';'><div id='questionWrap-56'  class='   watupro-question-id-345983'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>56. <\/span>What is required in a presentation for project sponsors?<\/div><input type='hidden' name='question_id[]' id='qID_56' value='345983' \/><input type='hidden' id='answerType345983' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345983[]' id='answer-id-1352883' class='answer   answerof-345983 ' value='1352883'   \/><label for='answer-id-1352883' id='answer-label-1352883' class=' answer'><span>The &quot;Big Picture&quot; takeaways for executive level stakeholders<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345983[]' id='answer-id-1352884' class='answer   answerof-345983 ' value='1352884'   \/><label for='answer-id-1352884' id='answer-label-1352884' class=' answer'><span>Data warehouse design changes<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345983[]' id='answer-id-1352885' class='answer   answerof-345983 ' value='1352885'   \/><label for='answer-id-1352885' id='answer-label-1352885' class=' answer'><span>Line by line review of the developed code<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345983[]' id='answer-id-1352886' class='answer   answerof-345983 ' value='1352886'   \/><label for='answer-id-1352886' id='answer-label-1352886' class=' answer'><span>Detailed statistical basis for the modeling approach used in the project<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-57' style=';'><div id='questionWrap-57'  class='   watupro-question-id-345984'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>57. <\/span>Consider the following itemsets: <br \/>\r<br>(hat, scarf, coat) <br \/>\r<br>(hat, scarf, coat, gloves) <br \/>\r<br>(hat, scarf, gloves) <br \/>\r<br>(hat, gloves) <br \/>\r<br>(scarf, coat, gloves) <br \/>\r<br>If the minimum support is 50%, what represents the complete list of frequent 2-itemsets?<\/div><input type='hidden' name='question_id[]' id='qID_57' value='345984' \/><input type='hidden' id='answerType345984' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345984[]' id='answer-id-1352887' class='answer   answerof-345984 ' value='1352887'   \/><label for='answer-id-1352887' id='answer-label-1352887' class=' answer'><span>(hat, scarf), (hat, gloves)<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345984[]' id='answer-id-1352888' class='answer   answerof-345984 ' value='1352888'   \/><label for='answer-id-1352888' id='answer-label-1352888' class=' answer'><span>(hat, scarf), (scarf, coat), (coat, gloves)<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345984[]' id='answer-id-1352889' class='answer   answerof-345984 ' value='1352889'   \/><label for='answer-id-1352889' id='answer-label-1352889' class=' answer'><span>(scarf, gloves), (scarf, coat) (hat, gloves)<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345984[]' id='answer-id-1352890' class='answer   answerof-345984 ' value='1352890'   \/><label for='answer-id-1352890' id='answer-label-1352890' class=' answer'><span>(hat, scarf), (hat, gloves), (scarf, gloves), (scarf, coat)<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-58' style=';'><div id='questionWrap-58'  class='   watupro-question-id-345985'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>58. <\/span>Which activity is performed in the Operationalize phase of the data analytics lifecycle?<\/div><input type='hidden' name='question_id[]' id='qID_58' value='345985' \/><input type='hidden' id='answerType345985' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345985[]' id='answer-id-1352891' class='answer   answerof-345985 ' value='1352891'   \/><label for='answer-id-1352891' id='answer-label-1352891' class=' answer'><span>Try different variables<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345985[]' id='answer-id-1352892' class='answer   answerof-345985 ' value='1352892'   \/><label for='answer-id-1352892' id='answer-label-1352892' class=' answer'><span>Try different analytical techniques<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345985[]' id='answer-id-1352893' class='answer   answerof-345985 ' value='1352893'   \/><label for='answer-id-1352893' id='answer-label-1352893' class=' answer'><span>Assess the benefits<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345985[]' id='answer-id-1352894' class='answer   answerof-345985 ' value='1352894'   \/><label for='answer-id-1352894' id='answer-label-1352894' class=' answer'><span>Transform existing variables<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-59' style=';'><div id='questionWrap-59'  class='   watupro-question-id-345986'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>59. <\/span>Which ROC curve represents a perfect model fit? <br \/>\r<br>A) <br \/>\r<br><br><img decoding=\"async\" width=303 height=295 id=\"\u56fe\u7247 289\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image009-26.jpg\"><br><br \/>\r<br>B) <br \/>\r<br><br><img decoding=\"async\" width=298 height=291 id=\"\u56fe\u7247 288\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image010-25.jpg\"><br><br \/>\r<br>C) <br \/>\r<br><br><img decoding=\"async\" width=303 height=305 id=\"\u56fe\u7247 287\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image011-23.jpg\"><br><br \/>\r<br>D) <br \/>\r<br><br><img decoding=\"async\" width=306 height=311 id=\"\u56fe\u7247 286\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image012-23.jpg\"><br><\/div><input type='hidden' name='question_id[]' id='qID_59' value='345986' \/><input type='hidden' id='answerType345986' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345986[]' id='answer-id-1352895' class='answer   answerof-345986 ' value='1352895'   \/><label for='answer-id-1352895' id='answer-label-1352895' class=' answer'><span>Exhibit A<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345986[]' id='answer-id-1352896' class='answer   answerof-345986 ' value='1352896'   \/><label for='answer-id-1352896' id='answer-label-1352896' class=' answer'><span>Exhibit B<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345986[]' id='answer-id-1352897' class='answer   answerof-345986 ' value='1352897'   \/><label for='answer-id-1352897' id='answer-label-1352897' class=' answer'><span>Exhibit C<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345986[]' id='answer-id-1352898' class='answer   answerof-345986 ' value='1352898'   \/><label for='answer-id-1352898' id='answer-label-1352898' class=' answer'><span>Exhibit D<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-60' style=';'><div id='questionWrap-60'  class='   watupro-question-id-345987'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>60. <\/span>Which Hadoop service is responsible for requesting resources for, and monitoring the completion of, MapReduce processes?<\/div><input type='hidden' name='question_id[]' id='qID_60' value='345987' \/><input type='hidden' id='answerType345987' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345987[]' id='answer-id-1352899' class='answer   answerof-345987 ' value='1352899'   \/><label for='answer-id-1352899' id='answer-label-1352899' class=' answer'><span>Application Manager<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345987[]' id='answer-id-1352900' class='answer   answerof-345987 ' value='1352900'   \/><label for='answer-id-1352900' id='answer-label-1352900' class=' answer'><span>NameNode<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345987[]' id='answer-id-1352901' class='answer   answerof-345987 ' value='1352901'   \/><label for='answer-id-1352901' id='answer-label-1352901' class=' answer'><span>Application Master<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345987[]' id='answer-id-1352902' class='answer   answerof-345987 ' value='1352902'   \/><label for='answer-id-1352902' id='answer-label-1352902' class=' answer'><span>DataNode<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-61' style=';'><div id='questionWrap-61'  class='   watupro-question-id-345988'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>61. <\/span>To ensure a successful analytic project, which key role can consult and advise the project team on the value of end results and how these will be used on a daily basis?<\/div><input type='hidden' name='question_id[]' id='qID_61' value='345988' \/><input type='hidden' id='answerType345988' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345988[]' id='answer-id-1352903' class='answer   answerof-345988 ' value='1352903'   \/><label for='answer-id-1352903' id='answer-label-1352903' class=' answer'><span>Business User<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345988[]' id='answer-id-1352904' class='answer   answerof-345988 ' value='1352904'   \/><label for='answer-id-1352904' id='answer-label-1352904' class=' answer'><span>Project Manager<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345988[]' id='answer-id-1352905' class='answer   answerof-345988 ' value='1352905'   \/><label for='answer-id-1352905' id='answer-label-1352905' class=' answer'><span>Data Scientist<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345988[]' id='answer-id-1352906' class='answer   answerof-345988 ' value='1352906'   \/><label for='answer-id-1352906' id='answer-label-1352906' class=' answer'><span>Business Intelligence Analyst<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-62' style=';'><div id='questionWrap-62'  class='   watupro-question-id-345989'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>62. <\/span>Which word or phrase completes the statement? Emphasis color is to standard color as _______.<\/div><input type='hidden' name='question_id[]' id='qID_62' value='345989' \/><input type='hidden' id='answerType345989' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345989[]' id='answer-id-1352907' class='answer   answerof-345989 ' value='1352907'   \/><label for='answer-id-1352907' id='answer-label-1352907' class=' answer'><span>Main message is to context<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345989[]' id='answer-id-1352908' class='answer   answerof-345989 ' value='1352908'   \/><label for='answer-id-1352908' id='answer-label-1352908' class=' answer'><span>Main message is to key findings<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345989[]' id='answer-id-1352909' class='answer   answerof-345989 ' value='1352909'   \/><label for='answer-id-1352909' id='answer-label-1352909' class=' answer'><span>Frequent item set is to item<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345989[]' id='answer-id-1352910' class='answer   answerof-345989 ' value='1352910'   \/><label for='answer-id-1352910' id='answer-label-1352910' class=' answer'><span>Pie chart is to proportions<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-63' style=';'><div id='questionWrap-63'  class='   watupro-question-id-345990'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>63. <\/span>A data scientist is preparing a presentation for a meeting with the project\u2019s business sponsors. The distribution of per-sale revenue is an important finding from the analysis. The graphics illustrate four ways to plot the per-sale revenue distribution..\u201d <br \/>\r<br><br><img decoding=\"async\" width=554 height=426 id=\"\u56fe\u7247 281\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image013-22.jpg\"><br><br \/>\r<br>Which graphic is most appropriate for the sponsor presentation?<\/div><input type='hidden' name='question_id[]' id='qID_63' value='345990' \/><input type='hidden' id='answerType345990' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345990[]' id='answer-id-1352911' class='answer   answerof-345990 ' value='1352911'   \/><label for='answer-id-1352911' id='answer-label-1352911' class=' answer'><span>Figure A<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345990[]' id='answer-id-1352912' class='answer   answerof-345990 ' value='1352912'   \/><label for='answer-id-1352912' id='answer-label-1352912' class=' answer'><span>Figure B<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345990[]' id='answer-id-1352913' class='answer   answerof-345990 ' value='1352913'   \/><label for='answer-id-1352913' id='answer-label-1352913' class=' answer'><span>Figure C<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345990[]' id='answer-id-1352914' class='answer   answerof-345990 ' value='1352914'   \/><label for='answer-id-1352914' id='answer-label-1352914' class=' answer'><span>Figure D<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-64' style=';'><div id='questionWrap-64'  class='   watupro-question-id-345991'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>64. <\/span>You have been assigned to do a study of the daily revenue effect of a pricing model of online transactions. You have tested all the theoretical models in the previous model planning stage, and all tests have yielded statistically insignificant results. <br \/>\r<br>What is your next step?<\/div><input type='hidden' name='question_id[]' id='qID_64' value='345991' \/><input type='hidden' id='answerType345991' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345991[]' id='answer-id-1352915' class='answer   answerof-345991 ' value='1352915'   \/><label for='answer-id-1352915' id='answer-label-1352915' class=' answer'><span>Report that the results are insignificant, and reevaluate the original business question.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345991[]' id='answer-id-1352916' class='answer   answerof-345991 ' value='1352916'   \/><label for='answer-id-1352916' id='answer-label-1352916' class=' answer'><span>Run all the models again against a larger sample, leveraging more historical data.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345991[]' id='answer-id-1352917' class='answer   answerof-345991 ' value='1352917'   \/><label for='answer-id-1352917' id='answer-label-1352917' class=' answer'><span>Move forward on the model with the highest significance scores relative to the others.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345991[]' id='answer-id-1352918' class='answer   answerof-345991 ' value='1352918'   \/><label for='answer-id-1352918' id='answer-label-1352918' class=' answer'><span>Modify samples used by the models and iterate until a significant result occurs.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-65' style=';'><div id='questionWrap-65'  class='   watupro-question-id-345992'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>65. <\/span>A disk drive manufacturer has a defect rate of less than 1.0% with 98% confidence. A quality assurance team samples 1000 disk drives and finds 14 defective units. <br \/>\r<br>Which action should the team recommend?<\/div><input type='hidden' name='question_id[]' id='qID_65' value='345992' \/><input type='hidden' id='answerType345992' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345992[]' id='answer-id-1352919' class='answer   answerof-345992 ' value='1352919'   \/><label for='answer-id-1352919' id='answer-label-1352919' class=' answer'><span>The manufacturing process should be inspected for problems.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345992[]' id='answer-id-1352920' class='answer   answerof-345992 ' value='1352920'   \/><label for='answer-id-1352920' id='answer-label-1352920' class=' answer'><span>A larger sample size should be taken to determine if the plant is functioning properly<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345992[]' id='answer-id-1352921' class='answer   answerof-345992 ' value='1352921'   \/><label for='answer-id-1352921' id='answer-label-1352921' class=' answer'><span>A smaller sample size should be taken to determine if the plant is functioning properly<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345992[]' id='answer-id-1352922' class='answer   answerof-345992 ' value='1352922'   \/><label for='answer-id-1352922' id='answer-label-1352922' class=' answer'><span>The manufacturing process is functioning properly and no further action is required.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-66' style=';'><div id='questionWrap-66'  class='   watupro-question-id-345993'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>66. <\/span>Data visualization is used in the final presentation of an analytics project. <br \/>\r<br>For what else is this technique commonly used?<\/div><input type='hidden' name='question_id[]' id='qID_66' value='345993' \/><input type='hidden' id='answerType345993' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345993[]' id='answer-id-1352923' class='answer   answerof-345993 ' value='1352923'   \/><label for='answer-id-1352923' id='answer-label-1352923' class=' answer'><span>Assessing data quality<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345993[]' id='answer-id-1352924' class='answer   answerof-345993 ' value='1352924'   \/><label for='answer-id-1352924' id='answer-label-1352924' class=' answer'><span>Descriptive statistics<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345993[]' id='answer-id-1352925' class='answer   answerof-345993 ' value='1352925'   \/><label for='answer-id-1352925' id='answer-label-1352925' class=' answer'><span>ETLT<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345993[]' id='answer-id-1352926' class='answer   answerof-345993 ' value='1352926'   \/><label for='answer-id-1352926' id='answer-label-1352926' class=' answer'><span>Model selection<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-67' style=';'><div id='questionWrap-67'  class='   watupro-question-id-345994'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>67. <\/span>Refer to the exhibit. <br \/>\r<br><br><img decoding=\"async\" width=517 height=391 id=\"\u56fe\u7247 276\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image014-20.jpg\"><br><br \/>\r<br>What provides the decision tree for predicting whether or not someone is a good or bad credit risk. <br \/>\r<br>What would be the assigned probability, p(good), of a single male with no known savings?<\/div><input type='hidden' name='question_id[]' id='qID_67' value='345994' \/><input type='hidden' id='answerType345994' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345994[]' id='answer-id-1352927' class='answer   answerof-345994 ' value='1352927'   \/><label for='answer-id-1352927' id='answer-label-1352927' class=' answer'><span>0.83<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345994[]' id='answer-id-1352928' class='answer   answerof-345994 ' value='1352928'   \/><label for='answer-id-1352928' id='answer-label-1352928' class=' answer'><span>0<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345994[]' id='answer-id-1352929' class='answer   answerof-345994 ' value='1352929'   \/><label for='answer-id-1352929' id='answer-label-1352929' class=' answer'><span>0.498<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345994[]' id='answer-id-1352930' class='answer   answerof-345994 ' value='1352930'   \/><label for='answer-id-1352930' id='answer-label-1352930' class=' answer'><span>0.6<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-68' style=';'><div id='questionWrap-68'  class='   watupro-question-id-345995'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>68. <\/span>Which SQL OLAP extension provides all possible grouping combinations?<\/div><input type='hidden' name='question_id[]' id='qID_68' value='345995' \/><input type='hidden' id='answerType345995' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345995[]' id='answer-id-1352931' class='answer   answerof-345995 ' value='1352931'   \/><label for='answer-id-1352931' id='answer-label-1352931' class=' answer'><span>CUBE<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345995[]' id='answer-id-1352932' class='answer   answerof-345995 ' value='1352932'   \/><label for='answer-id-1352932' id='answer-label-1352932' class=' answer'><span>ROLLUP<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345995[]' id='answer-id-1352933' class='answer   answerof-345995 ' value='1352933'   \/><label for='answer-id-1352933' id='answer-label-1352933' class=' answer'><span>UNION ALL<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345995[]' id='answer-id-1352934' class='answer   answerof-345995 ' value='1352934'   \/><label for='answer-id-1352934' id='answer-label-1352934' class=' answer'><span>CROSS JOIN<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-69' style=';'><div id='questionWrap-69'  class='   watupro-question-id-345996'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>69. <\/span>Assume you are performing an analysis to determine fraud detection on credit card usage. You will need to ensure higher-risk transactions. These may indicate that fraudulent credit card activity is retained in your data for analysis and not dropped as outliers during pre- processing. <br \/>\r<br>What is the approach for loading data into the analytical sandbox for this analysis?<\/div><input type='hidden' name='question_id[]' id='qID_69' value='345996' \/><input type='hidden' id='answerType345996' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345996[]' id='answer-id-1352935' class='answer   answerof-345996 ' value='1352935'   \/><label for='answer-id-1352935' id='answer-label-1352935' class=' answer'><span>ELT<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345996[]' id='answer-id-1352936' class='answer   answerof-345996 ' value='1352936'   \/><label for='answer-id-1352936' id='answer-label-1352936' class=' answer'><span>ETL<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345996[]' id='answer-id-1352937' class='answer   answerof-345996 ' value='1352937'   \/><label for='answer-id-1352937' id='answer-label-1352937' class=' answer'><span>EDW<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345996[]' id='answer-id-1352938' class='answer   answerof-345996 ' value='1352938'   \/><label for='answer-id-1352938' id='answer-label-1352938' class=' answer'><span>OLTP<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-70' style=';'><div id='questionWrap-70'  class='   watupro-question-id-345997'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>70. <\/span>What type of data is represented in the exhibit? <br \/>\r<br><br><img decoding=\"async\" width=443 height=207 id=\"\u56fe\u7247 272\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image015-21.jpg\"><br><\/div><input type='hidden' name='question_id[]' id='qID_70' value='345997' \/><input type='hidden' id='answerType345997' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345997[]' id='answer-id-1352939' class='answer   answerof-345997 ' value='1352939'   \/><label for='answer-id-1352939' id='answer-label-1352939' class=' answer'><span>Structured<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345997[]' id='answer-id-1352940' class='answer   answerof-345997 ' value='1352940'   \/><label for='answer-id-1352940' id='answer-label-1352940' class=' answer'><span>Unstructured<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345997[]' id='answer-id-1352941' class='answer   answerof-345997 ' value='1352941'   \/><label for='answer-id-1352941' id='answer-label-1352941' class=' answer'><span>Quasi-structured<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345997[]' id='answer-id-1352942' class='answer   answerof-345997 ' value='1352942'   \/><label for='answer-id-1352942' id='answer-label-1352942' class=' answer'><span>Semi-structured<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-71' style=';'><div id='questionWrap-71'  class='   watupro-question-id-345998'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>71. <\/span>When is a Wilcoxon Rank-Sum test used?<\/div><input type='hidden' name='question_id[]' id='qID_71' value='345998' \/><input type='hidden' id='answerType345998' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345998[]' id='answer-id-1352943' class='answer   answerof-345998 ' value='1352943'   \/><label for='answer-id-1352943' id='answer-label-1352943' class=' answer'><span>When an assumption about the distribution of the populations cannot be made<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345998[]' id='answer-id-1352944' class='answer   answerof-345998 ' value='1352944'   \/><label for='answer-id-1352944' id='answer-label-1352944' class=' answer'><span>When the data can be easily sorted<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345998[]' id='answer-id-1352945' class='answer   answerof-345998 ' value='1352945'   \/><label for='answer-id-1352945' id='answer-label-1352945' class=' answer'><span>When the populations represent the sums of other values<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345998[]' id='answer-id-1352946' class='answer   answerof-345998 ' value='1352946'   \/><label for='answer-id-1352946' id='answer-label-1352946' class=' answer'><span>When the data cannot be easily sorted<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-72' style=';'><div id='questionWrap-72'  class='   watupro-question-id-345999'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>72. <\/span>Refer to the Exhibit. <br \/>\r<br><br><img decoding=\"async\" width=508 height=400 id=\"\u56fe\u7247 269\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image016-20.jpg\"><br><br \/>\r<br>In the Exhibit. For effective visualization, what is the chart's primary flaw?<\/div><input type='hidden' name='question_id[]' id='qID_72' value='345999' \/><input type='hidden' id='answerType345999' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345999[]' id='answer-id-1352947' class='answer   answerof-345999 ' value='1352947'   \/><label for='answer-id-1352947' id='answer-label-1352947' class=' answer'><span>The use of 3 dimensions.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345999[]' id='answer-id-1352948' class='answer   answerof-345999 ' value='1352948'   \/><label for='answer-id-1352948' id='answer-label-1352948' class=' answer'><span>The slanting of axis labels.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345999[]' id='answer-id-1352949' class='answer   answerof-345999 ' value='1352949'   \/><label for='answer-id-1352949' id='answer-label-1352949' class=' answer'><span>The location of the legend.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-345999[]' id='answer-id-1352950' class='answer   answerof-345999 ' value='1352950'   \/><label for='answer-id-1352950' id='answer-label-1352950' class=' answer'><span>The order of the columns.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-73' style=';'><div id='questionWrap-73'  class='   watupro-question-id-346000'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>73. <\/span>What requests resources from YARN during a MapReduce job?<\/div><input type='hidden' name='question_id[]' id='qID_73' value='346000' \/><input type='hidden' id='answerType346000' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346000[]' id='answer-id-1352951' class='answer   answerof-346000 ' value='1352951'   \/><label for='answer-id-1352951' id='answer-label-1352951' class=' answer'><span>Map and reduce tasks<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346000[]' id='answer-id-1352952' class='answer   answerof-346000 ' value='1352952'   \/><label for='answer-id-1352952' id='answer-label-1352952' class=' answer'><span>ApplicationMaster<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346000[]' id='answer-id-1352953' class='answer   answerof-346000 ' value='1352953'   \/><label for='answer-id-1352953' id='answer-label-1352953' class=' answer'><span>ApplicationsManager<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346000[]' id='answer-id-1352954' class='answer   answerof-346000 ' value='1352954'   \/><label for='answer-id-1352954' id='answer-label-1352954' class=' answer'><span>DataNodes<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-74' style=';'><div id='questionWrap-74'  class='   watupro-question-id-346001'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>74. <\/span>Since R factors are categorical variables, they are most closely related to which data classification level?<\/div><input type='hidden' name='question_id[]' id='qID_74' value='346001' \/><input type='hidden' id='answerType346001' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346001[]' id='answer-id-1352955' class='answer   answerof-346001 ' value='1352955'   \/><label for='answer-id-1352955' id='answer-label-1352955' class=' answer'><span>nominal<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346001[]' id='answer-id-1352956' class='answer   answerof-346001 ' value='1352956'   \/><label for='answer-id-1352956' id='answer-label-1352956' class=' answer'><span>ordinal<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346001[]' id='answer-id-1352957' class='answer   answerof-346001 ' value='1352957'   \/><label for='answer-id-1352957' id='answer-label-1352957' class=' answer'><span>interval<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346001[]' id='answer-id-1352958' class='answer   answerof-346001 ' value='1352958'   \/><label for='answer-id-1352958' id='answer-label-1352958' class=' answer'><span>ratio<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-75' style=';'><div id='questionWrap-75'  class='   watupro-question-id-346002'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>75. <\/span>What is a distinct property of Logistic Regression compared with Linear Regression?<\/div><input type='hidden' name='question_id[]' id='qID_75' value='346002' \/><input type='hidden' id='answerType346002' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346002[]' id='answer-id-1352959' class='answer   answerof-346002 ' value='1352959'   \/><label for='answer-id-1352959' id='answer-label-1352959' class=' answer'><span>Logistic Regression handles missing values well<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346002[]' id='answer-id-1352960' class='answer   answerof-346002 ' value='1352960'   \/><label for='answer-id-1352960' id='answer-label-1352960' class=' answer'><span>Logistic Regression is robust with redundant or correlated variables<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346002[]' id='answer-id-1352961' class='answer   answerof-346002 ' value='1352961'   \/><label for='answer-id-1352961' id='answer-label-1352961' class=' answer'><span>Logistic Regression returns probability estimates of an event<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346002[]' id='answer-id-1352962' class='answer   answerof-346002 ' value='1352962'   \/><label for='answer-id-1352962' id='answer-label-1352962' class=' answer'><span>Logistic Regression works well with discrete variables that have many distinct values<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-76' style=';'><div id='questionWrap-76'  class='   watupro-question-id-346003'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>76. <\/span>You are building a logistic regression model to predict whether a tax filer will be audited within the next two years. Your training set population is 1000 filers. The audit rate in your training data is 4.2%. <br \/>\r<br>What is the sum of the probabilities that the model assigns to all the filers in your training set that have been audited?<\/div><input type='hidden' name='question_id[]' id='qID_76' value='346003' \/><input type='hidden' id='answerType346003' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346003[]' id='answer-id-1352963' class='answer   answerof-346003 ' value='1352963'   \/><label for='answer-id-1352963' id='answer-label-1352963' class=' answer'><span>42.0<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346003[]' id='answer-id-1352964' class='answer   answerof-346003 ' value='1352964'   \/><label for='answer-id-1352964' id='answer-label-1352964' class=' answer'><span>4.2<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346003[]' id='answer-id-1352965' class='answer   answerof-346003 ' value='1352965'   \/><label for='answer-id-1352965' id='answer-label-1352965' class=' answer'><span>0.42<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346003[]' id='answer-id-1352966' class='answer   answerof-346003 ' value='1352966'   \/><label for='answer-id-1352966' id='answer-label-1352966' class=' answer'><span>0.042<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-77' style=';'><div id='questionWrap-77'  class='   watupro-question-id-346004'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>77. <\/span>Consider the example of an analysis for fraud detection on credit card usage. You will need to ensure higher-risk transactions that may indicate fraudulent credit card activity are retained in your data for analysis, and not dropped as outliers during pre-processing. <br \/>\r<br>What will be your approach for loading data into the analytical sandbox for this analysis?<\/div><input type='hidden' name='question_id[]' id='qID_77' value='346004' \/><input type='hidden' id='answerType346004' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346004[]' id='answer-id-1352967' class='answer   answerof-346004 ' value='1352967'   \/><label for='answer-id-1352967' id='answer-label-1352967' class=' answer'><span>ELT<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346004[]' id='answer-id-1352968' class='answer   answerof-346004 ' value='1352968'   \/><label for='answer-id-1352968' id='answer-label-1352968' class=' answer'><span>ETL<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346004[]' id='answer-id-1352969' class='answer   answerof-346004 ' value='1352969'   \/><label for='answer-id-1352969' id='answer-label-1352969' class=' answer'><span>EDW<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346004[]' id='answer-id-1352970' class='answer   answerof-346004 ' value='1352970'   \/><label for='answer-id-1352970' id='answer-label-1352970' class=' answer'><span>OLTP<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-78' style=';'><div id='questionWrap-78'  class='   watupro-question-id-346005'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>78. <\/span>What is an appropriate data visualization to use in a presentation for an analyst audience?<\/div><input type='hidden' name='question_id[]' id='qID_78' value='346005' \/><input type='hidden' id='answerType346005' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346005[]' id='answer-id-1352971' class='answer   answerof-346005 ' value='1352971'   \/><label for='answer-id-1352971' id='answer-label-1352971' class=' answer'><span>Pie chart<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346005[]' id='answer-id-1352972' class='answer   answerof-346005 ' value='1352972'   \/><label for='answer-id-1352972' id='answer-label-1352972' class=' answer'><span>Area chart<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346005[]' id='answer-id-1352973' class='answer   answerof-346005 ' value='1352973'   \/><label for='answer-id-1352973' id='answer-label-1352973' class=' answer'><span>Stacked bar chart<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346005[]' id='answer-id-1352974' class='answer   answerof-346005 ' value='1352974'   \/><label for='answer-id-1352974' id='answer-label-1352974' class=' answer'><span>ROC curve<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-79' style=';'><div id='questionWrap-79'  class='   watupro-question-id-346006'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>79. <\/span>How is HDFS defined?<\/div><input type='hidden' name='question_id[]' id='qID_79' value='346006' \/><input type='hidden' id='answerType346006' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346006[]' id='answer-id-1352975' class='answer   answerof-346006 ' value='1352975'   \/><label for='answer-id-1352975' id='answer-label-1352975' class=' answer'><span>Large \u201cweb table\u201d capable of holding millions of rows and millions of columns<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346006[]' id='answer-id-1352976' class='answer   answerof-346006 ' value='1352976'   \/><label for='answer-id-1352976' id='answer-label-1352976' class=' answer'><span>Row-column oriented datastore supporting redundancy and high availability<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346006[]' id='answer-id-1352977' class='answer   answerof-346006 ' value='1352977'   \/><label for='answer-id-1352977' id='answer-label-1352977' class=' answer'><span>Reliable, redundant distributed file system<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346006[]' id='answer-id-1352978' class='answer   answerof-346006 ' value='1352978'   \/><label for='answer-id-1352978' id='answer-label-1352978' class=' answer'><span>Reliable file system stored on a single extensible storage platform<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-80' style=';'><div id='questionWrap-80'  class='   watupro-question-id-346007'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>80. <\/span>Which word or phrase completes the statement? Structured data is to OLAP data as quasi- structured data is to<\/div><input type='hidden' name='question_id[]' id='qID_80' value='346007' \/><input type='hidden' id='answerType346007' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346007[]' id='answer-id-1352979' class='answer   answerof-346007 ' value='1352979'   \/><label for='answer-id-1352979' id='answer-label-1352979' class=' answer'><span>Clickstream data<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346007[]' id='answer-id-1352980' class='answer   answerof-346007 ' value='1352980'   \/><label for='answer-id-1352980' id='answer-label-1352980' class=' answer'><span>XML data<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346007[]' id='answer-id-1352981' class='answer   answerof-346007 ' value='1352981'   \/><label for='answer-id-1352981' id='answer-label-1352981' class=' answer'><span>Text documents<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346007[]' id='answer-id-1352982' class='answer   answerof-346007 ' value='1352982'   \/><label for='answer-id-1352982' id='answer-label-1352982' class=' answer'><span>Image files<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-81' style=';'><div id='questionWrap-81'  class='   watupro-question-id-346008'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>81. <\/span>You have been assigned to run a logistic regression model for each of 100 countries, and all the data is currently stored in a PostgreSQL database. <br \/>\r<br>Which tool\/library would you use to produce these models with the least effort?<\/div><input type='hidden' name='question_id[]' id='qID_81' value='346008' \/><input type='hidden' id='answerType346008' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346008[]' id='answer-id-1352983' class='answer   answerof-346008 ' value='1352983'   \/><label for='answer-id-1352983' id='answer-label-1352983' class=' answer'><span>MADlib<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346008[]' id='answer-id-1352984' class='answer   answerof-346008 ' value='1352984'   \/><label for='answer-id-1352984' id='answer-label-1352984' class=' answer'><span>Mahout<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346008[]' id='answer-id-1352985' class='answer   answerof-346008 ' value='1352985'   \/><label for='answer-id-1352985' id='answer-label-1352985' class=' answer'><span>RStudio<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346008[]' id='answer-id-1352986' class='answer   answerof-346008 ' value='1352986'   \/><label for='answer-id-1352986' id='answer-label-1352986' class=' answer'><span>HBase<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-82' style=';'><div id='questionWrap-82'  class='   watupro-question-id-346009'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>82. <\/span>A data scientist plans to classify the sentiment polarity of 10, 000 product reviews collected from the Internet. <br \/>\r<br>What is the most appropriate model to use? Suppose labeled training data is available.<\/div><input type='hidden' name='question_id[]' id='qID_82' value='346009' \/><input type='hidden' id='answerType346009' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346009[]' id='answer-id-1352987' class='answer   answerof-346009 ' value='1352987'   \/><label for='answer-id-1352987' id='answer-label-1352987' class=' answer'><span>Na&iuml;ve Bayesian classifier<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346009[]' id='answer-id-1352988' class='answer   answerof-346009 ' value='1352988'   \/><label for='answer-id-1352988' id='answer-label-1352988' class=' answer'><span>Linear regression<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346009[]' id='answer-id-1352989' class='answer   answerof-346009 ' value='1352989'   \/><label for='answer-id-1352989' id='answer-label-1352989' class=' answer'><span>Logistic regression<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346009[]' id='answer-id-1352990' class='answer   answerof-346009 ' value='1352990'   \/><label for='answer-id-1352990' id='answer-label-1352990' class=' answer'><span>K-means clustering<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-83' style=';'><div id='questionWrap-83'  class='   watupro-question-id-346010'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>83. <\/span>What does R code nv &lt;- v[v &lt; 1000] do?<\/div><input type='hidden' name='question_id[]' id='qID_83' value='346010' \/><input type='hidden' id='answerType346010' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346010[]' id='answer-id-1352991' class='answer   answerof-346010 ' value='1352991'   \/><label for='answer-id-1352991' id='answer-label-1352991' class=' answer'><span>Selects the values in vector v that are less than 1000 and assigns them to the vector nv<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346010[]' id='answer-id-1352992' class='answer   answerof-346010 ' value='1352992'   \/><label for='answer-id-1352992' id='answer-label-1352992' class=' answer'><span>Sets nv to TRUE or FALSE depending on whether all elements of vector v are less than 1000<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346010[]' id='answer-id-1352993' class='answer   answerof-346010 ' value='1352993'   \/><label for='answer-id-1352993' id='answer-label-1352993' class=' answer'><span>Removes elements of vector v less than 1000 and assigns the elements &gt;= 1000 to nv<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346010[]' id='answer-id-1352994' class='answer   answerof-346010 ' value='1352994'   \/><label for='answer-id-1352994' id='answer-label-1352994' class=' answer'><span>Selects values of vector v less than 1000, modifies v, and makes a copy to nv<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-84' style=';'><div id='questionWrap-84'  class='   watupro-question-id-346011'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>84. <\/span>You have run a Linear Regression model on the data shown in the graphic. <br \/>\r<br><br><img decoding=\"async\" width=380 height=280 id=\"\u56fe\u7247 256\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image017-21.jpg\"><br><br \/>\r<br>Which value is a reasonable guess for R-squared?<\/div><input type='hidden' name='question_id[]' id='qID_84' value='346011' \/><input type='hidden' id='answerType346011' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346011[]' id='answer-id-1352995' class='answer   answerof-346011 ' value='1352995'   \/><label for='answer-id-1352995' id='answer-label-1352995' class=' answer'><span>-.8<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346011[]' id='answer-id-1352996' class='answer   answerof-346011 ' value='1352996'   \/><label for='answer-id-1352996' id='answer-label-1352996' class=' answer'><span>.8<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346011[]' id='answer-id-1352997' class='answer   answerof-346011 ' value='1352997'   \/><label for='answer-id-1352997' id='answer-label-1352997' class=' answer'><span>.25<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346011[]' id='answer-id-1352998' class='answer   answerof-346011 ' value='1352998'   \/><label for='answer-id-1352998' id='answer-label-1352998' class=' answer'><span>1.25<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-85' style=';'><div id='questionWrap-85'  class='   watupro-question-id-346012'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>85. <\/span>You have created a scatterplot of two continuous variables for 2000 records. You want to add a line to the scatterplot to check linearity of the data. <br \/>\r<br>Which function would best address this need?<\/div><input type='hidden' name='question_id[]' id='qID_85' value='346012' \/><input type='hidden' id='answerType346012' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346012[]' id='answer-id-1352999' class='answer   answerof-346012 ' value='1352999'   \/><label for='answer-id-1352999' id='answer-label-1352999' class=' answer'><span>abline()<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346012[]' id='answer-id-1353000' class='answer   answerof-346012 ' value='1353000'   \/><label for='answer-id-1353000' id='answer-label-1353000' class=' answer'><span>glm()<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346012[]' id='answer-id-1353001' class='answer   answerof-346012 ' value='1353001'   \/><label for='answer-id-1353001' id='answer-label-1353001' class=' answer'><span>hist()<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346012[]' id='answer-id-1353002' class='answer   answerof-346012 ' value='1353002'   \/><label for='answer-id-1353002' id='answer-label-1353002' class=' answer'><span>lm()<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-86' style=';'><div id='questionWrap-86'  class='   watupro-question-id-346013'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>86. <\/span>Why do the Na&iuml;ve Bayesian classifier implementations use the log of probability value rather than the pure probability value?<\/div><input type='hidden' name='question_id[]' id='qID_86' value='346013' \/><input type='hidden' id='answerType346013' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346013[]' id='answer-id-1353003' class='answer   answerof-346013 ' value='1353003'   \/><label for='answer-id-1353003' id='answer-label-1353003' class=' answer'><span>To ensure the conditional independence of attribute values<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346013[]' id='answer-id-1353004' class='answer   answerof-346013 ' value='1353004'   \/><label for='answer-id-1353004' id='answer-label-1353004' class=' answer'><span>To avoid numerical underflow errors in high dimensional problems<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346013[]' id='answer-id-1353005' class='answer   answerof-346013 ' value='1353005'   \/><label for='answer-id-1353005' id='answer-label-1353005' class=' answer'><span>To obtain a more accurate estimate of the probabilities without the need for a Laplace smoothing<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346013[]' id='answer-id-1353006' class='answer   answerof-346013 ' value='1353006'   \/><label for='answer-id-1353006' id='answer-label-1353006' class=' answer'><span>To invalidate the variables that are continuous<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-87' style=';'><div id='questionWrap-87'  class='   watupro-question-id-346014'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>87. <\/span>Consider the following SQL query: <br \/>\r<br>SELECT product_id FROM supplier_A <br \/>\r<br>UNION <br \/>\r<br>SELECT product_id FROM supplier_B; <br \/>\r<br>What is the expected result?<\/div><input type='hidden' name='question_id[]' id='qID_87' value='346014' \/><input type='hidden' id='answerType346014' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346014[]' id='answer-id-1353007' class='answer   answerof-346014 ' value='1353007'   \/><label for='answer-id-1353007' id='answer-label-1353007' class=' answer'><span>All product_id values from both tables with duplicates or repeating rows<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346014[]' id='answer-id-1353008' class='answer   answerof-346014 ' value='1353008'   \/><label for='answer-id-1353008' id='answer-label-1353008' class=' answer'><span>All product_id values from supplier_A table but not from supplier_B table<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346014[]' id='answer-id-1353009' class='answer   answerof-346014 ' value='1353009'   \/><label for='answer-id-1353009' id='answer-label-1353009' class=' answer'><span>All product_id values from supplier_B table but not from supplier_A table<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346014[]' id='answer-id-1353010' class='answer   answerof-346014 ' value='1353010'   \/><label for='answer-id-1353010' id='answer-label-1353010' class=' answer'><span>All product_id values from both tables with no duplicates or repeating rows<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-88' style=';'><div id='questionWrap-88'  class='   watupro-question-id-346015'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>88. <\/span>In data visualization, which type of chart is recommended to represent frequency data?<\/div><input type='hidden' name='question_id[]' id='qID_88' value='346015' \/><input type='hidden' id='answerType346015' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346015[]' id='answer-id-1353011' class='answer   answerof-346015 ' value='1353011'   \/><label for='answer-id-1353011' id='answer-label-1353011' class=' answer'><span>Line chart<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346015[]' id='answer-id-1353012' class='answer   answerof-346015 ' value='1353012'   \/><label for='answer-id-1353012' id='answer-label-1353012' class=' answer'><span>Histogram<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346015[]' id='answer-id-1353013' class='answer   answerof-346015 ' value='1353013'   \/><label for='answer-id-1353013' id='answer-label-1353013' class=' answer'><span>Q-Q chart<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346015[]' id='answer-id-1353014' class='answer   answerof-346015 ' value='1353014'   \/><label for='answer-id-1353014' id='answer-label-1353014' class=' answer'><span>Scatterplot<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-89' style=';'><div id='questionWrap-89'  class='   watupro-question-id-346016'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>89. <\/span>Which word or phrase completes the statement; \u201cExcessive emphasis color is to Bar chart as __________________.\u201d?<\/div><input type='hidden' name='question_id[]' id='qID_89' value='346016' \/><input type='hidden' id='answerType346016' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346016[]' id='answer-id-1353015' class='answer   answerof-346016 ' value='1353015'   \/><label for='answer-id-1353015' id='answer-label-1353015' class=' answer'><span>Multicollinearity is to OLS<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346016[]' id='answer-id-1353016' class='answer   answerof-346016 ' value='1353016'   \/><label for='answer-id-1353016' id='answer-label-1353016' class=' answer'><span>Multicollinearity is to serial correlation<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346016[]' id='answer-id-1353017' class='answer   answerof-346016 ' value='1353017'   \/><label for='answer-id-1353017' id='answer-label-1353017' class=' answer'><span>Confidence is to leverage<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346016[]' id='answer-id-1353018' class='answer   answerof-346016 ' value='1353018'   \/><label for='answer-id-1353018' id='answer-label-1353018' class=' answer'><span>Confidence interval is to regression<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-90' style=';'><div id='questionWrap-90'  class='   watupro-question-id-346017'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>90. <\/span>You submit a MapReduce job to a Hadoop cluster. Although the job was successfully submitted, you notice that it is not completing. <br \/>\r<br>What should be done?<\/div><input type='hidden' name='question_id[]' id='qID_90' value='346017' \/><input type='hidden' id='answerType346017' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346017[]' id='answer-id-1353019' class='answer   answerof-346017 ' value='1353019'   \/><label for='answer-id-1353019' id='answer-label-1353019' class=' answer'><span>Ensure that a DataNode is running<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346017[]' id='answer-id-1353020' class='answer   answerof-346017 ' value='1353020'   \/><label for='answer-id-1353020' id='answer-label-1353020' class=' answer'><span>Ensure that the TaskTracker is running<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346017[]' id='answer-id-1353021' class='answer   answerof-346017 ' value='1353021'   \/><label for='answer-id-1353021' id='answer-label-1353021' class=' answer'><span>Ensure that the NameNode is running<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346017[]' id='answer-id-1353022' class='answer   answerof-346017 ' value='1353022'   \/><label for='answer-id-1353022' id='answer-label-1353022' class=' answer'><span>Ensure that the JobTracker is running<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-91' style=';'><div id='questionWrap-91'  class='   watupro-question-id-346018'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>91. <\/span>Trend, seasonal, and cyclical are components of a time series. <br \/>\r<br>What is another component?<\/div><input type='hidden' name='question_id[]' id='qID_91' value='346018' \/><input type='hidden' id='answerType346018' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346018[]' id='answer-id-1353023' class='answer   answerof-346018 ' value='1353023'   \/><label for='answer-id-1353023' id='answer-label-1353023' class=' answer'><span>Irregular<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346018[]' id='answer-id-1353024' class='answer   answerof-346018 ' value='1353024'   \/><label for='answer-id-1353024' id='answer-label-1353024' class=' answer'><span>Linear<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346018[]' id='answer-id-1353025' class='answer   answerof-346018 ' value='1353025'   \/><label for='answer-id-1353025' id='answer-label-1353025' class=' answer'><span>Quadratic<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346018[]' id='answer-id-1353026' class='answer   answerof-346018 ' value='1353026'   \/><label for='answer-id-1353026' id='answer-label-1353026' class=' answer'><span>Exponential<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-92' style=';'><div id='questionWrap-92'  class='   watupro-question-id-346019'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>92. <\/span>Variable D is not significantly impacting the dependent variable. <br \/>\r<br>After seeing your findings, the majority of your team agreed that variable B should be positively impacting the dependent variable. <br \/>\r<br>What is a possible reason the coefficient for variable B was negative and not positive?<\/div><input type='hidden' name='question_id[]' id='qID_92' value='346019' \/><input type='hidden' id='answerType346019' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346019[]' id='answer-id-1353027' class='answer   answerof-346019 ' value='1353027'   \/><label for='answer-id-1353027' id='answer-label-1353027' class=' answer'><span>Variable B is interacting with another variable due to correlated inputs<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346019[]' id='answer-id-1353028' class='answer   answerof-346019 ' value='1353028'   \/><label for='answer-id-1353028' id='answer-label-1353028' class=' answer'><span>Variable B needs a quadratic transformation due to its relationship to the dependent variable<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346019[]' id='answer-id-1353029' class='answer   answerof-346019 ' value='1353029'   \/><label for='answer-id-1353029' id='answer-label-1353029' class=' answer'><span>The information gain from variable B is already provided by another variable<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346019[]' id='answer-id-1353030' class='answer   answerof-346019 ' value='1353030'   \/><label for='answer-id-1353030' id='answer-label-1353030' class=' answer'><span>Variable B needs a logarithmic transformation due to its relationship to the dependent variable<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-93' style=';'><div id='questionWrap-93'  class='   watupro-question-id-346020'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>93. <\/span>Refer to the exhibit. <br \/>\r<br><br><img decoding=\"async\" width=553 height=361 id=\"\u56fe\u7247 245\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image019-18.jpg\"><br><br \/>\r<br>You have run a linear regression model against your data, and have plotted true outcome versus predicted outcome. The R-squared of your model is 0.75. <br \/>\r<br>What is your assessment of the model?<\/div><input type='hidden' name='question_id[]' id='qID_93' value='346020' \/><input type='hidden' id='answerType346020' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346020[]' id='answer-id-1353031' class='answer   answerof-346020 ' value='1353031'   \/><label for='answer-id-1353031' id='answer-label-1353031' class=' answer'><span>The R-squared may be biased upwards by the extreme-valued outcomes. Remove them and refit to get a better idea of the model's quality over typical data.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346020[]' id='answer-id-1353032' class='answer   answerof-346020 ' value='1353032'   \/><label for='answer-id-1353032' id='answer-label-1353032' class=' answer'><span>The R-squared is good. The model should perform well.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346020[]' id='answer-id-1353033' class='answer   answerof-346020 ' value='1353033'   \/><label for='answer-id-1353033' id='answer-label-1353033' class=' answer'><span>The extreme-valued outliers may negatively affect the model's performance. Remove them to see if the R-squared improves over typical data.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346020[]' id='answer-id-1353034' class='answer   answerof-346020 ' value='1353034'   \/><label for='answer-id-1353034' id='answer-label-1353034' class=' answer'><span>The observations seem to come from two different populations, but this model fits them both equally well.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-94' style=';'><div id='questionWrap-94'  class='   watupro-question-id-346021'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>94. <\/span>If distributed Item-based Collaborative Filtering is an algorithm supported by Mahout, what is the use case category of the algorithm?<\/div><input type='hidden' name='question_id[]' id='qID_94' value='346021' \/><input type='hidden' id='answerType346021' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346021[]' id='answer-id-1353035' class='answer   answerof-346021 ' value='1353035'   \/><label for='answer-id-1353035' id='answer-label-1353035' class=' answer'><span>Classification<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346021[]' id='answer-id-1353036' class='answer   answerof-346021 ' value='1353036'   \/><label for='answer-id-1353036' id='answer-label-1353036' class=' answer'><span>Recommenders<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346021[]' id='answer-id-1353037' class='answer   answerof-346021 ' value='1353037'   \/><label for='answer-id-1353037' id='answer-label-1353037' class=' answer'><span>Frequent Itemset<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346021[]' id='answer-id-1353038' class='answer   answerof-346021 ' value='1353038'   \/><label for='answer-id-1353038' id='answer-label-1353038' class=' answer'><span>Clustering<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-95' style=';'><div id='questionWrap-95'  class='   watupro-question-id-346022'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>95. <\/span>Your risk analysis team has access to new customer financial data. You want to use this data to improve your prediction of credit default. Previously, the team was using only credit bureau scores, loan size, and customer income to assess risk of default. <br \/>\r<br>What is the null hypothesis that should be used to evaluate the model?<\/div><input type='hidden' name='question_id[]' id='qID_95' value='346022' \/><input type='hidden' id='answerType346022' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346022[]' id='answer-id-1353039' class='answer   answerof-346022 ' value='1353039'   \/><label for='answer-id-1353039' id='answer-label-1353039' class=' answer'><span>New model predicts as well as the toss of a coin weighted by the average default rate<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346022[]' id='answer-id-1353040' class='answer   answerof-346022 ' value='1353040'   \/><label for='answer-id-1353040' id='answer-label-1353040' class=' answer'><span>New model predicts better than the toss of a coin weighted by the average default rate<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346022[]' id='answer-id-1353041' class='answer   answerof-346022 ' value='1353041'   \/><label for='answer-id-1353041' id='answer-label-1353041' class=' answer'><span>Model using the new financial data predicts the outcome just as well as the previous model<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346022[]' id='answer-id-1353042' class='answer   answerof-346022 ' value='1353042'   \/><label for='answer-id-1353042' id='answer-label-1353042' class=' answer'><span>Model using the new financial data predicts the outcome better than the previous model<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-96' style=';'><div id='questionWrap-96'  class='   watupro-question-id-346023'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>96. <\/span>Which assumption makes the Na&iuml;ve Bayesian classifier different from the general Bayesian model?<\/div><input type='hidden' name='question_id[]' id='qID_96' value='346023' \/><input type='hidden' id='answerType346023' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346023[]' id='answer-id-1353043' class='answer   answerof-346023 ' value='1353043'   \/><label for='answer-id-1353043' id='answer-label-1353043' class=' answer'><span>Number of features cannot be greater than the number of records<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346023[]' id='answer-id-1353044' class='answer   answerof-346023 ' value='1353044'   \/><label for='answer-id-1353044' id='answer-label-1353044' class=' answer'><span>Features of a class are conditionally independent of one another<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346023[]' id='answer-id-1353045' class='answer   answerof-346023 ' value='1353045'   \/><label for='answer-id-1353045' id='answer-label-1353045' class=' answer'><span>All variables need to be numeric<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346023[]' id='answer-id-1353046' class='answer   answerof-346023 ' value='1353046'   \/><label for='answer-id-1353046' id='answer-label-1353046' class=' answer'><span>Fewer features can be used with the Na&iuml;ve Bayes classifier<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-97' style=';'><div id='questionWrap-97'  class='   watupro-question-id-346024'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>97. <\/span>Refer to the exhibit. <br \/>\r<br><br><img decoding=\"async\" width=553 height=358 id=\"\u56fe\u7247 240\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/uploads\/2024\/07\/image020-15.jpg\"><br><br \/>\r<br>You have plotted the distribution of savings account sizes for your bank. <br \/>\r<br>How would you proceed, based on this distribution?<\/div><input type='hidden' name='question_id[]' id='qID_97' value='346024' \/><input type='hidden' id='answerType346024' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346024[]' id='answer-id-1353047' class='answer   answerof-346024 ' value='1353047'   \/><label for='answer-id-1353047' id='answer-label-1353047' class=' answer'><span>The data is extremely skewed. Replot the data on a logarithmic scale to get a better sense of it.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346024[]' id='answer-id-1353048' class='answer   answerof-346024 ' value='1353048'   \/><label for='answer-id-1353048' id='answer-label-1353048' class=' answer'><span>The data is extremely skewed, but looks bimodal; replot the data in the range 2, 500-10, 000 to be sure.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346024[]' id='answer-id-1353049' class='answer   answerof-346024 ' value='1353049'   \/><label for='answer-id-1353049' id='answer-label-1353049' class=' answer'><span>The accounts of size greater than 2500 are rare, and probably outliers. Eliminate them from your future analysis.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-346024[]' id='answer-id-1353050' class='answer   answerof-346024 ' value='1353050'   \/><label for='answer-id-1353050' id='answer-label-1353050' class=' answer'><span>The data is extremely skewed. Split your analysis into two cohorts: accounts less than 2500, and accounts greater than 2500<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div style='display:none' id='question-98'>\n\t<div class='question-content'>\n\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/plugins\/watupro\/img\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading...\" title=\"Loading...\" \/>&nbsp;Loading...\t<\/div>\n<\/div>\n\n<br \/>\n\t\n\t\t\t<div class=\"watupro_buttons flex \" id=\"watuPROButtons8850\" >\n\t\t  <div id=\"prev-question\" style=\"display:none;\"><input type=\"button\" value=\"&lt; Previous\" onclick=\"WatuPRO.nextQuestion(event, 'previous');\"\/><\/div>\t\t  \t\t  \t\t   \n\t\t   \t  \t\t<div><input type=\"button\" name=\"action\" class=\"watupro-submit-button\" onclick=\"WatuPRO.submitResult(event)\" id=\"action-button\" value=\"View Results\"  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