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QUESTION 3 Let {X1, X2} be a random sample of the random variable X, such that X, and X2 are i.i.d. with E[X] = p

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QUESTION 3 Let {X1, X2} be a random sample of the random variable X, such that X, and X2 are i.i.d. with E[X] = p and Var(X) = 02. Now, consider two estimators of : -X = =(X1 + X2); X = =X1+ X2. Are these two estimators unbiased? If so, which one is more efficient

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