7. The following table gives the probabilities for a joint distribution of discrete random variables X and Y. In the table below, 0.5 is the probability that X is 1 and Y is 1, 0.12 is the probability that X is 1 and Y is 2, and so forth. Y=1 Y=2 Y=3 X=1 0.05 0.12 0.18 X=2 0.11 0.09 0.10 X=3 0.17 0.13 0.05 ute thecon d) Compute the Expectation of Y e) Compute the Covariance of X and Y

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