Question: (b) Random variables X and Y have the following function: k x 2 f ( x, y ) = ; x=1,2 ; y=2,3,4 ; otherwise

(b) Random variables X and Y have the following function: k x 2 f ( x, y ) = ; x=1,2 ; y=2,3,4 ; otherwise Find the value k. Determine the marginal pmf for X and Y. iii ) Find P (X + Y

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