A survey revealed that 45% of people are entertained by reading books, 46% are entertained by watching TV, and 9% are entertained by both books and TV.What is the probability that a person will be entertained by either books or TV?
A)0.82
B)0.9
C)0.91
D)0.8
E) 1

Question

Quizplus · Accepted Answer

To find the probability that a person is entertained by either books or TV, we use the formula for the union of two sets: P(A or B) = P(A) + P(B) - P(A and B). Substituting the given values, we get 0.45 + 0.46 - 0.09 = 0.82.

A Survey Revealed That 45% of People Are Entertained by Reading