## Algebra and Trigonometry 10th Edition

$P(Blue~sock)=\frac{1}{5}=0.2$
Sample space: $S=[W,W,W,W,W,W,B,B,G,G]$ $N(S)=10$ Event: select one blue sock. There are two blue socks. $N(E)=2$ $P(E)=\frac{2}{10}=\frac{1}{5}=0.2$