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8. Let X and Y be discrete random variables with joint distribution given in the table below X Y = -1 X=0 X =
8. Let X and Y be discrete random variables with joint distribution given in the table below X Y = -1 X=0 X = 2 X=1 X=2 Y=0 0.10 0 0.10 0.10 Y = 2 0.05 0.10 0.05 0.10 0.05 0.15 0.10 0.10 a. Find the marginal density of X b. Find the marginal density of Y c. [Bonus] Find E(XY) and Covar(X,Y)
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Differential Equations and Linear Algebra
Authors: Jerry Farlow, James E. Hall, Jean Marie McDill, Beverly H. West
2nd edition
131860615, 978-0131860612
