EMC Dell Data Science Foundations D-DS-FN-23 Question # 17 Topic 2 Discussion

EMC Dell Data Science Foundations D-DS-FN-23 Question # 17 Topic 2 Discussion

D-DS-FN-23 Exam Topic 2 Question 17 Discussion:
Question #: 17
Topic #: 2

In association rules, given items X and Y, what does lift measure?


A.

Percentage of transactions that contain an itemset with X


B.

Percentage of transactions with Xthat also contain Y


C.

Difference in the probability ofX and Y appearing together compared with expectations as if they were statistically independent


D.

How many times more often X and Y occur together than expected if they were statistically independent, expressed as a ratio


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