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    A realtion between moment generating functions and the expectation of a random variable.

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    Use moment generating functions to find an expression for the expectation of a random variable.

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    Solution Preview

    Firstly we assume that the moment generating function of the random variable exists. Let the
    MGF be denoted M_X(t), where X denotes the random variable (X ...

    Solution Summary

    The solution discusses the relation between random variable expectations and generating functions. A moment generating functions is used.