In the set of all past due accounts, let the event A mean the account is between 31 and 60 days past due and the event B mean the account is that of a new customer. The intersection of A and B is all
A) new customers.
B) accounts fewer than 31 or more than 60 days past due.
C) accounts from new customers and all accounts that are from 31 to 60 days past due.
D) new customers whose accounts are between 31 and 60 days past due.

Question

Quizplus · Accepted Answer

The intersection of events A and B means the accounts that belong to both A and B, which are new customers whose accounts are between 31 and 60 days past due. Therefore, the best choice is D. Choice A is incorrect because not all new customers are between 31 and 60 days past due. Choice B is incorrect because it includes accounts that are not in event A. Choice C is incorrect because it includes all accounts that are from 31 to 60 days past due, regardless of whether they belong to new customers or not.

In the Set of All Past Due Accounts, Let the Event