Part II (20 points): Random variables X and Y have the joint PMF (c|x + yl Pxy(x, y) = 0 = x = -1,0,1 y = -2,0,2 otherwi
Posted: Fri May 20, 2022 10:46 pm
Part II (20 points): Random variables X and Y have the joint PMF (c|x + yl Pxy(x, y) = 0 = x = -1,0,1 y = -2,0,2 otherwise = a. What is the value of the constant c? b. What is P [Y < X]? c. What is P [Y > X]? d. What is P [Y = X]? e. What is P [X < 1]? f. Find the marginal PMFs Px(x) and Py(y) g. Find the expected values E[X] and E[Y] h. Find the standard deviations Oy and Oy