The stock prices of two companies at the end of any given year are modeled with random variables X and Y that follow a d

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answerhappygod
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The stock prices of two companies at the end of any given year are modeled with random variables X and Y that follow a d

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The stock prices of two companies at the end of any given year
are modeled with random variables X and Y that follow a
distribution with joint density function f(x,y) = 2x for 0 < x
< 1 and x < y < x + 1. Determine the conditional variance
of Y given that X = x.
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