DEA-7TT2 TRUSTWORTHY EXAM TORRENT | TEST DEA-7TT2 CRAM REVIEW

DEA-7TT2 Trustworthy Exam Torrent | Test DEA-7TT2 Cram Review

DEA-7TT2 Trustworthy Exam Torrent | Test DEA-7TT2 Cram Review

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The first section of the DEA-7TT2 exam covers the fundamentals of big data analytics. This section tests the candidate’s understanding of the basic concepts and principles of big data analytics, including data types, data sources, and data processing techniques. Candidates are also tested on their knowledge of big data analytics tools and technologies.

EMC DEA-7TT2 exam is an Associate-level certification exam for professionals seeking to validate their skills and knowledge in the field of Data Science and Big Data Analytics. DEA-7TT2 Exam is designed to test candidates' understanding of the fundamental concepts and principles of data analysis, statistical modeling, and machine learning, with a focus on practical applications in real-world scenarios.

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EMC Associate - Data Science and Big Data Analytics v2 Exam Sample Questions (Q32-Q37):

NEW QUESTION # 32

Based on the graphic, what should be done to begin addressing chart junk?
Response:

  • A. Remove the legend
  • B. Remove the vertical gridlines
  • C. Reduce the font size in the axis

Answer: B


NEW QUESTION # 33
Before building an ARMA model, how can you determine if the time series is weakly stationary?
Response:

  • A. Series is normally distributed
  • B. Mean of the series is close to 0
  • C. No trend component is apparent
  • D. Constant variance around a constant mean is apparent

Answer: D


NEW QUESTION # 34
Which activity is performed in the Operationalize phase of the Data Analytics Lifecycle?
Response:

  • A. Define the process to maintain the model
  • B. Transform existing variables
  • C. Try different variables
  • D. Try different analytical techniques

Answer: D


NEW QUESTION # 35
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.
Which tool should be used for the preliminary analysis?
Response:

  • A. Histogram
  • B. Scatter plot
  • C. Stacked Bar chart
  • D. Box and Whisker plot

Answer: B


NEW QUESTION # 36
You need to run a hypothesis test across three normally distributed populations. Which technique should you use?
Response:

  • A. Z-test
  • B. ANOVA
  • C. Wilcoxon rank sum test
  • D. Welch,s t-test

Answer: B


NEW QUESTION # 37
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