An event A will occur with probability 0.5. An event B will occur with probability 0.6. The probability that both A and B will occur is 0.1. The conditional probability of B, given A, is:
A)5/6.
B)1/5.
C)1/6.
D)The answer cannot be determined from the information given.

Question

Quizplus · Accepted Answer

The conditional probability of B given A is calculated as P(B|A) = P(A and B) / P(A). Given P(A and B) = 0.1 and P(A) = 0.5, P(B|A) = 0.1 / 0.5 = 1/5.

An Event a Will Occur with Probability 0