If every sample point in event B is also a sample point in event A, then $P ( A \mid B ) = 1$

Name: If every sample point in event B is also a sample point in event A, then $P ( A \mid B ) = 1$
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Question

Quizplus · Accepted Answer

If every sample point in event B is also in event A, then event B is a subset of event A, meaning that whenever B occurs, A must also occur, making the conditional probability $P(A \mid B) = 1$.

If Every Sample Point in Event B Is Also a Sample