Question: For a random sample X1, . . ., Xn, let Find E[(S')2]. Compare this with E (S2) S) =(1/n)(X-X)'.

For a random sample X1, . . ., Xn, let
S) =(1/n)(X-X)'.

Find E[(S')2]. Compare this with E (S2)

S) =(1/n)(X-X)'.

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