Question: For a constant k, two discrete random variables have a joint PMF given by (a) Find the value of the constant c in terms of

For a constant k, two discrete random variables have a joint PMF given by
For a constant k, two discrete random variables have a

(a) Find the value of the constant c in terms of k.
(b) Find the marginal PMFs, PM (m) and PN (n).
(c) Find Pr (M + N

PM. N(rn, n)= c, 0, otherwise. m, n = 0, 1, 2, k-1,

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