Suppose and have the following joint probability mass function

p(1, 1) = . 10, p(1, 2) = . 12, p(1, 3) = . 16 p(2, 1) = . 08, p(2, 2) = . 12, p(2, 3) = . 10 p(3, 1) = .06, p(3, 2) = . 06, p(3,3) = .20 a. Find E X and E Y]. b. Find Var(X) and Var(Y). c. Find Cov(X, Y). d. Find the correlation between X and Y