Compare S 2 and S '2 (see Exercise 9 1), the two estimators of a 2 , to determine which is more efficient, assume they are estimators found using X 1 , X 2 , ,X n , independent random variables from n( , ) Which estimator is more efficient considering only the variance of the estimators

Question: Compare S 2 and S '2 (see Exercise 9.1), the two estimators of a 2 , to determine which is more efficient, assume they are

Compare S² and S^'2 (see Exercise 9.1), the two estimators of a², to determine which is more efficient, assume they are estimators found using X₁, X₂,...,X_n, independent random variables from n(∞: μ, σ). Which estimator is more efficient considering only the variance of the estimators?

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