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You are given the probability that even A will occur. Find the probability that A will not occur

User Nuaavee
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1 Answer

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IF event-A is something that you're SURE must either occur or not occur, then

(probability that it will) PLUS (probability that it won't) = ONE .

So

(probability that it won't) = 1 - (probability that it will) .
User Jonsca
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