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    Proof of an unbiased estimator

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    7.1.1 Show that the mean of a random sample of size n from a distribution having pdf f( x; &#952;) = (1/&#952;) e^-(x/&#952;), 0 <x < infinity, 0 < &#952; < infinity, 0 elsewhere, is an unbiased estimator of &#952; and has variance &#952;^2/n.

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    7.1.1 Show that the mean of a random sample of size n from ...

    Solution Summary

    Proof of an unbiased estimator is provided.

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