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Problem 7 Find the mean and variance of the following random variables. (i) X ~ [(o. 8), with I(o, 8) being the gamma distribution with

Problem 7 Find the mean and variance of the following random variables. (i) X ~ [(o. 8), with I(o, 8) being the gamma distribution with parameters a and 3. (ii) E(X) = p, Var(X) = 0'. Find mean and variance of Y = ax + b

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