One of the features of the sample mean that makes it a good estimator of a population

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One of the features of the sample mean that makes it a good estimator of a population mean μ is that the sample mean is an unbiased estimator. What does it mean for a statistic to be an unbiased estimator of a population parameter?

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Elementary Statistics

ISBN: 9780321500243

11th Edition

Authors: Mario F. Triola

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