Statistics Help on understanding a proof
If anyone could help me in understanding why in the attached document that ES^2 = E ( 1/n(SIgma^2 + mew^ 2)....)
This is somewhere in the middle of the page.
Sorry I could not write the Lemma in Latex.
This is somewhere in the middle of the page.
Sorry I could not write the Lemma in Latex.
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