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A simple random sample of size n, X, X2, and variance o. Consider the following estimators of = 0.5X + Xn is drawn from

A simple random sample of size n, X, X2, and variance o. Consider the following estimators of = 0.5X + Xn is drawn from a population with mean n Xi i=2 and = n-1 Xi 2n Explain which estimator is consistent. Why is the concept of consistency useful? (8 marks) n

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