## Thinking Mathematically (6th Edition)

$\frac{1}{7}$
If A and B are dependent events, then P(A and B) = P(A) *P(B given that A has occurred) E: Two Republicans A: A Republican B: A Republican given that one has already been selected (A) = $\frac{6}{15}$ P(B) =$\frac{5}{14}$ P(E) = $\frac{6}{15}$ .$\frac{5}{14}$ P(E)=$\frac{1}{7}$