IFoA CS1 Practice Questions - IFoA CS1 Actuarial Statistics Exam

The moment generating function (MGF) of a random variable X is M(t) = exp(2t + 3t^2). What are the mean and variance of X?

Mean 2, variance 3 Mean 2, variance 6 Mean 3, variance 2 Mean 4, variance 6

Mean 2, variance 6

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