Question: A and B are two events such that P(A) = 1/2, P(B) = 1/3 and P(A Ç B) = 1/4.
Find:
(i) P(A|B)
(ii) P(B|A)
(iii) P(A’|B)
(iv) P(A’|B’)
Solution:
Given, P(A) = 1/2, P(B) = 1/3 and P(A Ç B) = 1/4.
P(A’) = 1 – 1/2 = 1/2, P(B’) = 1 – 1/3 = 2/3
Now,
