The National Health and Nutrition Examination Survey of 19881994 (NHANES III, A-1) estimated the mean serum cholesterol

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The National Health and Nutrition Examination Survey of 1988–1994 (NHANES III, A-1) estimated the mean serum cholesterol level for U.S. females aged 20–74 years to be 204 mg/dl. The estimate of the standard deviation was approximately 44.

Using these estimates as the mean m and standard deviation s for the U.S. population, consider the sampling distribution of the sample mean based on samples of size 50 drawn from women in this age group. What is the mean of the sampling distribution? The standard error?

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