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Math

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Given that P(A) = 0.5 and P(B) = 0.3, and P(A and B) = 0.21, determine P(B|A).

  • Math -

    P(B|A)=P(A&B)/P(A)

  • Math -

    OH OKAY SO IT WOULD BE 0.21/0.5 = 0.42??

  • Math -

    yes

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