Question: Let X and Y have a joint probability function given by: (Answer A, B, D and F) 3.1.2 Let X and Y have joint probability

Let X and Y have a joint probability function given by: (Answer A, B, D and F)

3.1.2 Let X and Y have joint probability function given by 1/7 x= , y=0 1/7 x: , y=3 _ 1/7 x: , y=4 px'm'y)' 3/7 x=8, y=0 1/7 x= , y=4 0 otherwise, as in Example 2.7.5. Compute each of the following. (a) E (X) (b) E (Y) (c) E (3X + 7Y) (d) E (X2) (6) E (Y2) (f) E (X Y) (g) E (X Y + 14)

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