Question

Asked Sep 25, 2019

Topic set theories surveys

How many purchased

A.) Only mystery

B.) Mystery and science fiction (but not romance)

C.) Mystery or science fiction

D.) Mystery or science fiction but not romance

E.)Exactly 2 types

Step 1

(A) Number of customers who purchased only mystery.

Step 2

(B) Number of customers who purchased only mystery and science fiction (But not romance)

Step 3

(C) Number of customers who purchased o...

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