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Math Help - P(a)=2/3 p(b)=1/2 p(b│a)=1/3 p(a│b)=?

  1. #1
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    P(a)=2/3 p(b)=1/2 p(b│a)=1/3 p(a│b)=?

    P(a)=2/3 p(b)=1/2 p(b│a)=1/3 p(a│b)=?
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  2. #2
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     P(B/A)=\frac{P(A\cap B)}{P(A)}\implies \frac{1}{3}=\frac{P(A\cap B)}{\frac{2}{3}}

    now solve for P(A\cap B)

    Once you have that

     P(A/B)=\frac{P(A\cap B)}{P(B)}

    Should be easy to find...
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  3. #3
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    Quote Originally Posted by mdenham2 View Post
    P(a)=2/3 p(b)=1/2 p(b│a)=1/3 p(a│b)=?
    I find the posting totally unreadable.
    What does it say?
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