Consider the following joint discrete probability mass function P(x, y) = 0.2 for (x, y) = (1, 1), (2, 1), (1, 2) , and (2, 2) 0.1 for (x, y) = (0, 0) , and (3, 3) (a) Draw a joint probability table (b) Calculate the covariance of X and Y (c) Calculate the correlation coefficient for X and Y