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Find P(AIA^c) A. 1 B. 0 C. 1/2 D. unknown Please select the best answer from the choices provide

User Saccharine
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1 Answer

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By definition of conditional probability,


\mathbb P(A\mid A^C)=(\mathbb P(A\cap A^C))/(\mathbb P(A^C))

But any event and its complement cannot occur simultaneously; they are disjoint, so the probability of their intersection is 0. So the conditional probability is also 0.
User Cyberguijarro
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