kierrastewart2395 kierrastewart2395

14-01-2018
Mathematics

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If p(a|b) = 0.40 and p(b) = 0.30, find p(a ∩ b). .171 .525 .571 .120

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mathmate mathmate

19-01-2018

P(A|B)=P(A ∩ B)/P(B) (by definition of conditional probability)
=>
P(A ∩ B) = P(A|B) * P(B)
=0.40*0.30
=0.120

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