Question

Given that P(A) = 0.5, P(B) = 0.3, and P(A and B) = 0.10, determine P(A|B)

0.125
0.20
0.33
or
0.50

Answer 1

\[P(A|B)=\frac{P(A\cap B)}{P(
B)}\] plug in the numbers and divide

Answer 2

\[\frac{.1}{.3}=\frac{1}{3}\]