Suppose that EE and FF are events of a sample space, SS. If Pr[E′∩F]=0.2Pr[E′∩F]=0.2, Pr[F]=0.4Pr[F]=0.4 and Pr[E′∩F′]=0.2Pr[E′∩F′]=0.2, what is Pr[E]Pr[E]?

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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Suppose that EE and FF are events of a sample space, SS. If Pr[E′∩F]=0.2Pr[E′∩F]=0.2, Pr[F]=0.4Pr[F]=0.4 and Pr[E′∩F′]=0.2Pr[E′∩F′]=0.2, what is Pr[E]Pr[E]?

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Given that:PrE'F=0.2, Pr[F]=0.5, Pr[E'F']=0.2We have to find Pr[E].

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