SOLUTION: A and B are independent events. Find the missing probability. P(A)= 3/7, P(A and B)= 1/3. find P(b)

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Question 122351: A and B are independent events. Find the missing probability.
P(A)= 3/7, P(A and B)= 1/3. find P(b)
Answer by stanbon(48568) About Me  (Show Source):
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A and B are independent events. Find the missing probability.
P(A)= 3/7, P(A and B)= 1/3. find P(b)
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If A and B are independent P(A and B) = P(A)*P(B)
1/3 = (3/7)*P(B)
P(B) = (1/3)/(3/7) = 7/9
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Cheers,
Stan H.