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A doctor who wants to estimate the HDL cholesterol of all 20-29 year old females. How many subjects are needed to estimate the HDL choelsterol within 2 points with 99% confidence assuming o=16.1? Suppose the doctor would be content with 95% condifence. how does that decrease in confidence affect the sample size required?

A) A 99% confidence level requires ___ subjects.

B) A 95% confidence level requires ___ subjects.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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