If A and B are any two events with P(A)= 0.8 and P(B|A)= 0.4,then the joint probability of A and B is:
A)0.80
B)0.40
C)0.32
D)1.20

Name: If A and B are any two events with P(A)= 0.8 and P(B|A)= 0.4,then the joint probability of A and B is: A)0.80 B)0.40 C)0.32 D)1.20
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Question

Quizplus · Accepted Answer

The joint probability of A and B, denoted as P(A and B), is calculated by multiplying the probability of A by the conditional probability of B given A: P(A and B) = P(A) * P(B|A) = 0.8 * 0.4 = 0.32.

If a and B Are Any Two Events with P(A)=