Suppose that n persons are selected from this group at


Consider a group of T persons, and let a1, ••• , aT denote the heights of these T persons. Suppose that n persons are selected from this group at random without replacement, and let X denote the sum of the heights of these n persons. Determine the mean and variance of X.

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Basic Statistics: Suppose that n persons are selected from this group at
Reference No:- TGS02625975

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