Question: Question 3 (10 pts) Suppose X has pmf = k) = c. 4k/k!, for some constant c. a) Find the MGF Mx(t) of X

Question 3 (10 pts) Suppose X has pmf = k) = c. 4k/k!, for some constant c. a) Find the MGF Mx(t) of X (4 pts). b) Use Mx(t) to find the MGF M2x(t) of 2X (3 pts). c) Use M2x(t) to find E(2X) (3 pts).

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