Question: 8. Let. X and Y be continuous random variables having a joint density function. (a) Write down the conditional expectation E[Y X = x] in

8. Let. X and Y be continuous random variables having a joint density function. (a) Write down the conditional expectation E[Y X = x] in terms of the joint density function. (b) Suppose that o(e) is a univariate function. Show that Co(X)Y] = where fx(@) is the marginal density function of X

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