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Articles Home » Data Science » Data Science Dumps For EMC- E20-007

Data Science Dumps For EMC- E20-007

 

Question ID 6270

Under which circumstance do you need to implement N-fold cross-validation after creating a regression model?
Option A

There is not enough data to create a test set.
Option B

The data is unformatted.
Option C

There are missing values in the data.
Option D

There are categorical variables in the model.
Correct Answer A
Description 
Update Date and Time 2017-04-28 06:50:10

 

Question ID 6271

What is an appropriate data visualization to use in a presentation for an analyst audience? 
Option A

Pie chart
Option B

Area chart
Option C

Stacked bar chart
Option D

ROC curve
Correct Answer D

Description 
Update Date and Time 2017-04-28 06:52:03

 

· Posted by Superadmin on November 10 2018 · 0 Comments · 1077 Reads · Print
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