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22 August, 17:18

If p (a|b) = 0.40 and p (b) = 0.30, find p (a ∩ b) ...171.525.571.120

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  1. 22 August, 17:20
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    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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