Question: 27 Let the joint probability density function of random variables X and Y be given by 1 if lyx, 0 < x <1 0 otherwise.

27 Let the joint probability density function of random variables X and Y be given by 1 if lyx, 0 < x <1 0 otherwise. f(x, y) = {" Show that E(Y | X = x) is a linear function of x while E(X | Y = y) is not a linear function of y.

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