Question: See the joint density in Exercise 6.32. Find the covariance of X and Y. Data from Exercise 6.32. The joint density of X and Y

See the joint density in Exercise 6.32. Find the covariance of X and Y.


Data from Exercise 6.32.

The joint density of X and Y is 

f(x, y) = ce−2y, for 0 < x < y < ∞.

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