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2. Suppose a random variable X has mgf Mx(t) = e10t2-5t - 00 2. Suppose a random variable X has mgf 10t2 5t Mx (t)

2. Suppose a random variable X has mgf Mx(t) = e10t2-5t - 00

2. Suppose a random variable X has mgf 10t2 5t Mx (t) Find the mean and variance of X.

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