Asked by Anonymous
Let A and B be events in a sample space S such that P(A) = 0.6, P(B) = 0.4, and P(A B) = 0.27. Find the probability
P(B|A)
P(B|A)
Answers
Answered by
Reiny
by definition of conditional probability :
P(B|A) = P(B and A)/P(A)
= .27/.6 = .45
P(B|A) = P(B and A)/P(A)
= .27/.6 = .45
Answered by
bobpursley
What is Baye's Theorem? http://en.wikipedia.org/wiki/Bayes%27_theorem