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Question 2: Prove that the two following formulas for the standard deviation are the same: S.D.=E(R2)[E(R)]2&S.D.=Pi(RiR)2 Question 2: Prove that the two following formulas for
Question 2: Prove that the two following formulas for the standard deviation are the same: E(R2)- & S.D. = EPi* (Ri- Question 2: Prove that the two following formulas for the standard deviation are the same: E(R2)- & S.D. = EPi* (Ri-
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