A study of the health of teenagers plans to measure the blood cholesterol levels of an SRS
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A study of the health of teenagers plans to measure the blood cholesterol levels of an SRS of 13- to 16-yearolds. The researchers will report the mean x̅ from their sample as an estimate of the mean cholesterol level μ in this population. Explain to someone who knows little about statistics what it means to say that x̅ is an unbiased estimator of μ.
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To say that x is an unbiased estimator of means that the mean of the sample x is expected to ...View the full answer
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