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Suppose Let P(B|A) = 0.20 and P(A) = 0.50. What is the joint probability of A...

Suppose Let P(B|A) = 0.20 and P(A) = 0.50. What is the joint probability of A and B?

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Answer #1

P(A ∩ B) = P(A)*P(B/A)

P(A ∩ B) = 0.5 * 0.2

P(A ∩ B) = 0.1

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