If P(A) = 0.62, P(B) = 0.47, and P(A or B) = 0.88, then P(A and B) = _____.
A) 0.2914
B) 1.9700
C) 0.6700
D) 0.2100

Name: If P(A) = 0.62, P(B) = 0.47, and P(A or B) = 0.88, then P(A and B) = _____. A) 0.2914 B) 1.9700 C) 0.6700 D) 0.2100
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Question

Quizplus · Accepted Answer

We can use the formula: P(A or B) = P(A) + P(B) - P(A and B)

Plugging in the given values, we get:

0.88 = 0.62 + 0.47 - P(A and B)

0.88 = 1.09 - P(A and B)

P(A and B) = 1.09 - 0.88 = 0.21

Therefore, the answer is D, 0.2100.