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Exam E20-555: Isilon Solutions and Design Specialist Exam for Technology Architects

What is a possible reason the coefficient for variable B was negative and not positive?

Refer to the exhibit.

After analyzing a dataset, you report findings to your team:
1. Variables A and C are significantly and positively impacting the dependent variable.
2. Variable B is significantly and negatively impacting the dependent variable.
3. Variable D is not significantly impacting the dependent variable. After seeing your findings, the majority of
your team agreed that variable B should be positively impacting the dependent variable.
What is a possible reason the coefficient for variable B was negative and not positive?

Which of the rules will be kept in the analysis?

Refer to the exhibit.

Click on the calculator icon in the upper left corner. You are given a list of pre-defined associationrules:
A) RENTER => BAD CREDIT
B) RENTER => GOOD CREDIT
C) HOME OWNER => BAD CREDIT
D) HOME OWNER => GOOD CREDIT
E) FREE HOUSING => BAD CREDIT
F) FREE HOUSING => GOOD CREDIT
For your next analysis, you must limit your datasetbased on rules with confidence greater than 60%.
Which of the rules will be kept in the analysis?


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