DEA-7TT2 GUIDE TORRENT AND DEA-7TT2 TRAINING MATERIALS - DEA-7TT2 EXAM BRAINDUMPS - FREE4TORRENT

DEA-7TT2 Guide Torrent and DEA-7TT2 Training Materials - DEA-7TT2 Exam Braindumps - Free4Torrent

DEA-7TT2 Guide Torrent and DEA-7TT2 Training Materials - DEA-7TT2 Exam Braindumps - Free4Torrent

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Tags: Valid Braindumps DEA-7TT2 Book, Real DEA-7TT2 Dumps, New DEA-7TT2 Braindumps Free, DEA-7TT2 Latest Exam, DEA-7TT2 Latest Practice Materials

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The EMC DEA-7TT2 exam covers a broad range of topics, including big data concepts and techniques, data handling and processing techniques, data analytics tools, and data visualization techniques. It also covers machine learning, neural networks, statistical learning, and deep learning. Candidates must have a good understanding of statistics, mathematics, and computer science to Pass DEA-7TT2 Exam.

EMC Associate - Data Science and Big Data Analytics v2 Exam Sample Questions (Q172-Q177):

NEW QUESTION # 172
Refer to the 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?
Response:

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

Answer: A


NEW QUESTION # 173
Consider this SQL statement:
SELECT product, prod_cost, avg(prod_cost) OVER (PARTITION BY product)
FROM product_detail
The OVER clause makes this what type of function?
Response:

  • A. Window function
  • B. System function
  • C. Aggregate function
  • D. User-defined function

Answer: A


NEW QUESTION # 174
A data scientist is investigating a new database column that needs to be integrated into their model. The column contains 10,000 labels with 300 unique values. Which data structure should be used when working in R?
Response:

  • A. Factor
  • B. List
  • C. Data frame
  • D. Array

Answer: A


NEW QUESTION # 175
Which SQL OLAP grouping extension is used to provide hierarchical groupings without examining all possible combinations?
Response:

  • A. CUBE
  • B. ROLLUP
  • C. GROUNPING
  • D. GROUP_ID

Answer: B


NEW QUESTION # 176
You are using MADlib for Linear Regression analysis. Which value does the statement return?
SELECT (linregr(depvar, indepvar)).r2 FROM zeta1;
Response:

  • A. P-value
  • B. Goodness of fit
  • C. Standard error
  • D. Coefficients

Answer: B


NEW QUESTION # 177
......

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