The expression $P(A \cap B)=P(A) P(B \mid A)$ is valid if
A) $A$ and $B$ are independent.
B) $A$ and $B$ are mutually exclusive.
C) only if $A$ equals $B^{\prime}$.
D) for any events $A$ and $B$.

Name: The expression $P(A \cap B)=P(A) P(B \mid A)$ is valid if A) $A$ and $B$ are independent. B) $A$ and $B$ are mutually exclusive. C) only if $A$ equals $B^{\prime}$. D) for any events $A$ and $B$.
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Question

Quizplus · Accepted Answer

The Answer is D

The Expression P(A∩B)=P(A)P(B∣A)P(A \cap B)=P(A) P(B \mid A)P(A∩B)=P(A)P(B∣A) Is Valid If A)

The Expression $P(A \cap B)=P(A) P(B \mid A)$ Is Valid If
A)