If event A does not occur, then its complement $\bar { A }$ must occur.

Name: If event A does not occur, then its complement $\bar { A }$ must occur.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The complement of an event A, denoted as $\bar{A}$, consists of all outcomes in the sample space that are not in A. Therefore, if event A does not occur, its complement $\bar{A}$ must occur by definition, covering all other possibilities.

If Event a Does Not Occur, Then Its Complement Aˉ\bar { A }Aˉ

If Event a Does Not Occur, Then Its Complement $\bar { A }$