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JCECE Engineering JCECE Engineering Solved Paper-2009

  • question_answer
    The probability of happening exactly one of a two events \[A\] and \[B\] is

    A) \[P(A)+P(B)-2P(A\cap B)\]

    B) \[P(A)+P(B)-P(A\cap B)\]

    C) \[P(A)-P(B)\]

    D)  None of the above

    Correct Answer: A

    Solution :

    \[P\](exactly one of the two events \[A\] and\[B)\]                 \[=P(A)+P(B)-2P(A\cap B)\]


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