Question: Given the joint distribution function as follows: (a) (b) (c) (d) b -1 1 P(X = a) Find the expected value E[XY]. Find the Cov(X,Y)

Given the joint distribution function as follows: (a) (b) (c) (d) b -1 1 P(X = a) Find the expected value E[XY]. Find the Cov(X,Y) Find Var(X+Y) Find Var(X-Y) a 0 1 2 1/6 1/6 1/6 0 1/2 0 1/6 2/3 1/6 P(Y = b) 1/2 1/2 1

Given the joint distribution function as follows: (a) Find the expected value E[XY]. (b) Find the Cov(X,Y) (c) Find Var(X+Y) (d) Find Var(XY)

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