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source:MATH 2421 Fall 2019 final exam (i) If a discrete random variable X has a moment generating function e-t + 3 + 4est Mx (t)

source:MATH 2421 Fall 2019 final exam

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(i) If a discrete random variable X has a moment generating function e-t + 3 + 4est Mx (t) = A 10et Find the probability mass function of X. (ii) Let X and Y be two independent continuous random variables with moment generating functions Mx (t) = V1 - 2t and My (t) = (1 - 2t)3/2 , t

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