See attached file for full problem description. No. 4 only
If the joint density function of X and Y is given by
f(x,y) = 2(x + 2y)/7, 0 <x < 1, 1 < y < 2
Find the expected value of g(X, Y) = x^2/Y^3 + XY^2
The solution shows detailed calculation of the expected value of g(X, Y), where X and Y are two jointly distributed random variables.