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EMC Data Science D-DS-FN-23 Question # 16 Topic 2 Discussion

D-DS-FN-23 Exam Topic 2 Question 16 Discussion:
Question #: 16
Topic #: 2

A decision tree is being built. An internal node is being evaluated for partitioning on variables A and B. The entropy of the internal node is 0.8. The entropy for each of the variables is as follows:

● Variable A: 0.5

● Variable B: 0.4

Which variable will be used to partition the data and what is the information gain?
A.

Variable B; information gain is 0.1

B.

Variable B; information gain is 0.4

C.

Variable A; information gain is 0.1

D.

Variable A; information gain is 0.5

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Actual exam question for EMC D-DS-FN-23 exam by Blaise8671 at Apr 27, 2026, 11:03:20 PM

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