The following table lists the bivariate distribution of X and Y.X Y 1 2 1 .5 .1

The following table lists the bivariate distribution of X and Y.X Y 1 2 1 .5 .1 2 .1 .3 a) Find the marginal probability distribution of X.b) Find the marginal probability distribution of Y.c) Compute the mean and variance of X.d) Compute the mean and variance of Y.