# 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 k.

(b) Find the marginal PMFs, PM (m) and PN (n).

(c) Find Pr (M + N < k/2).

(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 < k/2).

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