Question: Q7 The joint and marginal probability mass function of X and Y are partly given in the following table. p(2, j)| j = 0| j

Q7 The joint and marginal probability mass function of X and Y are partly given in the following table. p(2, j)| j = 0| j = 21 j = 41 px(2) i = -1 1/9 1/9 3/9 i = 01 . . . 1/9 . . . 5/18 i = 1 . . ; . . . 1/9 . . py (j)I 3/9 7/18 . . . Q7(i.) Complete the table by finding the missing entries. Q7(ii.) Are X and Y independent? Q7(iii.) Calculate P(X + Y

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