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EMC > E20-007 Exam Q/A and Practice Software



Questions and Answers


EMC E20-007

Data Science Associate

Questions and Answers : 198
Q&A Update On : December 15, 2017
File Format : PDF
Windows Compatibility : Windows 10/8/7/Vista/2000/XP/98
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Exam Simulator


EMC E20-007

Data Science Associate

Exam Simulator Q&A : 198
Q&A Update On : December 15, 2017
File Format : Installable Setup (.EXE)
Windows Compatibility : Windows 10/8/7/Vista/2000/XP/98
Mac Compatibility : Through Wine, Virtual Computer, Dual Boot
Exam Simulator Software
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Killexams Exam Simulator is industry leading Test Preparation and Evaluation Software for E20-007 exam. Through our Exam Simulator we guarantee that when you prepare EMC E20-007, you will be confident in all the topics of the exam and will be ready to take the exam any time. Our Exam Simulator uses braindumps and real questions to prepare you for exam. Exam Simulator maintains performance records, performance graphs, explanations and references (if provied). Automated test preparation makes much easy to cover complete pool of questions in fastest way possible. Exam Simulators are updated on regular basis so that you can have best test preparation. Pass4sure with Industry Leading Exam Simulator.


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    Updated on regular basis - Exam Simulator is updated as soon as any change in actual exams is done
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Preparation Pack (PDF + Exam Simulator)

EMC E20-007

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    EMC E20-007 (Data Science Associate)

    Questions and Answers : 198
    Q&A Update On : December 15, 2017
    File Format : PDF
    Windows Compatibility : Windows 10/8/7/Vista/2000/XP/98
    Mac Compatibility : All Versions including iOS 4/5/6/7
    Android : All Android Versions
    Linux : All Linux Versions
    Download E20-007 Sample Questions

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  • Exam Simulator Software

    EMC E20-007 (Data Science Associate)

    Exam Simulator Q&A : 198
    Q&A Update On : December 15, 2017
    File Format : Installable Setup (.EXE)
    Windows Compatibility : Windows 10/8/7/Vista/2000/XP/98
    Mac Compatibility : Through Wine, Virtual Computer, Dual Boot
    Download Software Exam Simulator Software
    Download E20-007 Sample Exam Simulator Exam Simulator Installation Guide

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1 Year
$122.00 $183
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E20-007 Questions and Answers

E20-007


QUESTION: 161

Refer to the exhibit. Exhibit.


You have scored your Naive bayesian classifier model on a hold out test data for cross validation and determined the way the samples scored and tabluated them as shown in the exhibit. What are the Precision and Recall rate of the model?


  1. Precision = 262/277 Recall = 262/288

  2. Precision =262/288 Recall = 262/277

  3. Precision = 277/262 Recall = 288/262

  4. Precision = 288/262 Recall = 277/262


Answer: A


QUESTION: 162

Which ROC curve represents a perfect model fit?

A) 65


Exhibit.


B)


Exhibit.


C)


Exhibit.


D)


Exhibit.


  1. Exhibit A

  2. Exhibit B

  3. Exhibit C

  4. Exhibit D


Answer: A


QUESTION: 163

Refer to the exhibit. Exhibit.


You have scored your Naive bayesian classifier model on a hold out test data for cross validation and determined the way the samples scored and tabulated them as shown in the exhibit. What are the the False Positive Rate (FPR) and the False Negative Rate (FNR) of the model?


A. FPR = 15/262 FNR = 26/288 B. FPR = 26/288 FNR = 15/262 C. FPR = 262/15

FNR = 288/26 68


D. FPR = 288/26 FNR = 262/15


Answer: A


QUESTION: 164

Refer to the exhibit. Exhibit.


Click on the calculator icon in the upper left corner. An analyst is searching a corpus of documents for the topic "solid state disk". In the Exhibit, Table A provides the inverse document frequency for each term across the corpus. Table B provides each term's frequency in four documents selected from corpus. Which of the four documents is most relevant to the analyst's search?


  1. Document B

  2. Document A

  3. Document C

  4. Document D


Answer: A


QUESTION: 165

Refer to the exhibit. Exhibit.


Click on the calculator icon in the upper left corner. You are going into a meeting where you know your manager will have a question on your dataset -- specifically relating to customers that are classified as renters with good credit status. In order to prepare for the meeting, you create a rule: RENTER => GOOD CREDIT. What is the confidence of the rule?


  1. 63%

  2. 41%

  3. 18%

  4. 73%


Answer: A

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