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    Random Variables - Joint density

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    Let X and Y have the joint pdf
    f x,y(X,Y) = 2e^(-(x+y)) , 0<x<y , 0<y

    Find P(Y<3X)

    © BrainMass Inc. brainmass.com March 4, 2021, 5:45 pm ad1c9bdddf
    https://brainmass.com/statistics/probability/random-variables-joint-density-9188

    Solution Preview

    We should use double integral to get this probability. Denote the double integral where integrand is ...

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