SOLUTION: Help Please! Given that P(A) = 0.4, P(B) = 0.90, and P(A and B) = 0.30, determine P(A|B). Thanks!

Algebra ->  Probability-and-statistics -> SOLUTION: Help Please! Given that P(A) = 0.4, P(B) = 0.90, and P(A and B) = 0.30, determine P(A|B). Thanks!      Log On


   

Question 404546: Help Please!
Given that P(A) = 0.4, P(B) = 0.90, and P(A and B) = 0.30, determine P(A|B).
Thanks!
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Given that P(A) = 0.4, P(B) = 0.90, and P(A and B) = 0.30, determine P(A|B).
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P(A|B) = P(A and B)/P(B) = 0.3/0.9 = 1/3
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cheers,
Stan H.