Question: 1. Working with a Joint Density Let the joint density of X and Y be c(x+y) for0 X+ l). (c) Find the density of X.

1. Working with a Joint Density Let the joint density of X and Y be c(x+y) for0 X+ l). (c) Find the density of X. (d) Are X and Y identically distributed? Explain. (e) Are X and Y independent? Explain. (1') Find E(XY)

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