Chat with us, powered by LiveChat Suppose we have a frequency function for two variables X and Y,? ?? , for x = 0, 1, 2, 3 and ?y = 0, 1, 2.? Determine the marginal distributions of X and Y. Determin - Writeedu

04 Mar Suppose we have a frequency function for two variables X and Y,? ?? , for x = 0, 1, 2, 3 and ?y = 0, 1, 2.? Determine the marginal distributions of X and Y. Determin

1. Suppose we have a frequency function for two variables X and Y
2.    , for x = 0, 1, 2, 3 and  y = 0, 1, 2.
3. Determine the marginal distributions of X and Y.
4. Determine E(X) and E(Y).
5. Determine E(X + Y).
6. If Z = 2X + 10, determine E(Z).
7. Determine E(XY).
8. Determine cov(X,Y).
9. Are X and Y independent?  Justify your answer.

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