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Math Help - Probablity Problem

  1. #1
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    Probablity Problem

    Problem : Suppose that X has Poisson distribution with parameter  and that Y has
    geometric distribution with parameter p and is independent of X: Find simple
    formula in terms of  lembda and p for the following probabilities. (The formulas
    should not involve an in nite sum.)
    P(Y > X) ???
    Please help me....
    Thanks in advance....
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  2. #2
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    Quote Originally Posted by Pushpa View Post
    Problem : Suppose that X has Poisson distribution with parameter  and that Y has
    geometric distribution with parameter p and is independent of X: Find simple
    formula in terms of  lembda and p for the following probabilities. (The formulas
    should not involve an in nite sum.)
    P(Y > X) ???
    Please help me....
    Thanks in advance....
    Start with the joint pmf of X and Y ....
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