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Math Help - independent

  1. #1
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    independent

    if x1 and x2 are random sample of size 2 from the standard exponential distribution.

    show then y1=x1+x2 and y2=x1/(x1+x2) are independent.

    please tell the approach .
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  2. #2
    Super Member girdav's Avatar
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    Re: independent

    You can compute a density for the sample (y_1,y_2).
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