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A and B are two events such that P (A) !...

A and B are two events such that `P (A) != 0`. Find P(B|A), if
(i) A is a subset of B (ii) `A cap B = phi`

Text Solution

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The correct Answer is:
(i) 1 (ii) 0
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Knowledge Check

  • If A and B are two events such that P(A)=(1)/(2) and P(B)=(2)/(3) then

    A
    `P(AuuB) ge 2//3`
    B
    `P(AuuB) le 2//3`
    C
    `P(AuuB) ge 1//2`
    D
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  • If A and B are two events such that P(A) = 0.3 , P(B) =0.6 and P(B|A) = 0.5 , then P(A|B) =

    A
    `1//2`
    B
    `1//3`
    C
    `1//4`
    D
    `2//3`

  • If A and B are two events such that P(A) = 0.3 , P(B) = 0.6 and P(B|A) = 0.5 , then P(AcupB) =

    A
    0.5
    B
    0.65
    C
    0.75
    D
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