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Mathematics, 16.04.2021 14:40 beserkerbradley7800

A doctor wants to estimate the mean HDL cholesterol of all​ 20- to​ 29-year-old females. How many subjects are needed to estimate the mean HDL cholesterol within 2 points with 99% confidence assuming s=12.4 based on earlier​ studies? Suppose the doctor would be content with 95%
confidence. How does the decrease in confidence affect the sample size​ required?

A​ 99% confidence level requires __subjects.

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A doctor wants to estimate the mean HDL cholesterol of all​ 20- to​ 29-year-old females. How many su...
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