For two events, $A$ and $B , P ( A ) = \frac { 1 } { 2 } , P ( B ) = \frac { 1 } { 3 }$, and $P ( A \cap B ) = \frac { 1 } { 4 }$. Find $P ( B \mid A )$.
A) $\frac { 1 } { 8 }$

B) $\frac { 1 } { 12 }$

C) $\frac { 3 } { 4 }$

D) $\frac { 1 } { 2 }$

Question

For two events, $A$ and $B , P ( A ) = \frac { 1 } { 2 } , P ( B ) = \frac { 1 } { 3 }$, and $P ( A \cap B ) = \frac { 1 } { 4 }$. Find $P ( B \mid A )$.
A) $\frac { 1 } { 8 }$

B) $\frac { 1 } { 12 }$

C) $\frac { 3 } { 4 }$

D) $\frac { 1 } { 2 }$

Quizplus · Accepted Answer

The Answer of For two events, $A$ and $B , P ( A ) = \frac { 1 } { 2 } , P ( B ) = \frac { 1 } { 3 }$, and $P ( A \cap B ) = \frac { 1 } { 4 }$. Find $P ( B \mid A )$.
A) $\frac { 1 } { 8 }$

B) $\frac { 1 } { 12 }$

C) $\frac { 3 } { 4 }$

D) $\frac { 1 } { 2 }$

For Two Events AAA And B,P(A)=12,P(B)=13B , P ( A ) = \frac { 1 } { 2 } , P ( B ) = \frac { 1 } { 3 }B,P(A)=21​,P(B)=31​

For Two Events $A$ And $B , P ( A ) = \frac { 1 } { 2 } , P ( B ) = \frac { 1 } { 3 }$