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Math Help - Probability density function

  1. #1
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    Probability density function

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    Abit stuck, any help appreciated, thanks.. And what are the limits when integrating?
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  2. #2
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    It should be clear that \displaystyle X=\sqrt[3]{2Y-1}

    For the limits of integration, x = -1,1, then substitute these values into \displaystyle Y= \frac{1}{2}(X^3+1)
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  3. #3
    MHF Contributor matheagle's Avatar
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    don't forget the chain rule

    f_Y(y)=f_X(x)\left|{dx\over dy}\right|
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  4. #4
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    thanks!
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