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Mathematics, 04.08.2021 17:30 kvil9368

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 4 points with 99 % confidence assuming s equals 13.4 based on earlier​ studies? Suppose the doctor would be content with 90 % confidence. How does the decrease in confidence affect the sample size​ required?

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