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Question: A sample of teens A study of the health of teenagers plans to measure the blood cholesterol levels of an SRS of 13- to 16-year-olds. The researchers will report the mean x - from their sample as an estimate of the mean cholesterol level m in this population. Explain to someone who knows little about statistics what it means to say that x - is an unbiased estimator of μ.

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Statistics and Probability, Statistics

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