HW 3.6 Conditional Probability

to find the P of BOTH events occurring together

to find the P of one event OR another event occurring

to find the P of ONE event

to find the P of one event GIVEN another event

$\frac{6}{12}$

$\frac{12}{6}$

$\frac{1}{12}$

$\frac{2}{6}$

$\frac{6}{12}$

$\frac{12}{6}$

$\frac{1}{12}$

$\frac{2}{6}$

 $\frac{261}{555}$  

 $\frac{261}{376}$  

 $\frac{376}{261}$  

 $\frac{127}{261}$  

 $\frac{27}{194}$  

 $\frac{104}{194}$  

 $\frac{110}{194}$  

 $\frac{83}{194}$  

 $\frac{7}{194}$  

 $\frac{90}{194}$  

 $\frac{7}{90}$  

$P\left(A\right)\times P\left(B\right)$

$\frac{P\left(A\ and\ B\right)}{P\left(B\right)}$

$\frac{P\left(B\right)}{P\left(A\ and\ B\right)}$

$P\left(A\right)+P\left(B\right)$

0.6

0.24

0.10

0.4

3, 5

1,2,3

3,5,7

1,2,4,6

0.25

0.75

0.1875

0.5