Valid DEA-7TT2 Test Blueprint, Valid DEA-7TT2 Exam Papers

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EMC DEA-7TT2 (Associate - Data Science and Big Data Analytics v2) Certification Exam is an associate-level data science and big data analytics certification offered by Dell EMC. Associate - Data Science and Big Data Analytics v2 Exam certification is designed for professionals who work in big data analytics and want to demonstrate their ability to use data analysis tools to solve complex problems.

Get to know about the topics of the Dell DEA-7TT2 Certification Exam

The topics of the Dell DEA-7TT2 Certification Exam are following:

Data Analytics Lifecycle (8%)
Advanced Analytics - Theory, Application, and Interpretation of Results for
Big Data, Analytics, and the Data Scientist Role (5%)
Initial Analysis of the Data (15%)

Eight Methods (40%)

Advanced Analytics for Big Data - Technology and Tools (22%)
Operationalizing an Analytics Project and Data Visualization Techniques

(10%)

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Valid DEA-7TT2 Exam Papers - DEA-7TT2 Valid Exam Pdf

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EMC Associate - Data Science and Big Data Analytics v2 Exam Sample Questions (Q168-Q173):

NEW QUESTION # 168
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 = 26/288 FNR = 15/262
B. FPR = 288/26 FNR = 262/15
C. FPR = 15/262 FNR = 26/288
D. FPR = 262/15 FNR = 288/26

Answer: C

NEW QUESTION # 169
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. What is the next step?
Response:

A. Assess data quality
B. Run descriptive statistics for several data sets
C. Create data visualizations
D. Perform ELT / ETL

Answer: D

NEW QUESTION # 170
In which phase of the analytic lifecycle would you expect to spend most of the project time?
Response:

A. Communicate Results
B. Discovery
C. Data preparation
D. Operationalize

Answer: C

NEW QUESTION # 171

You have created a scatter plot using R from household income and education data as shown in the graphic. What can be done to improve the visualization?
Response:

A. Recreate the plot with a hexbin plot
B. Add a Box and Whisker overlay to the plot
C. Recreate the plot with a Bar plot
D. Add a rug to the plot

Answer: A

NEW QUESTION # 172
In the Map Reduce framework, what is the purpose of the Reduce function?
Response:

A. It distributes the input to multiple nodes for processing
B. It writes the output of the Map function to storage
C. It breaks the input into smaller components and distributes to other nodes in the cluster
D. It aggregates the results of the Map function and generates processed output

Answer: D

NEW QUESTION # 173
......

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Valid DEA-7TT2 Test Blueprint, Valid DEA-7TT2 Exam Papers

Get to know about the topics of the Dell DEA-7TT2 Certification Exam

Valid DEA-7TT2 Exam Papers - DEA-7TT2 Valid Exam Pdf

EMC Associate - Data Science and Big Data Analytics v2 Exam Sample Questions (Q168-Q173):

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