(16.09) We have the survey data on the body mass index (BMI) of 640 young women....

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(16.09) We have the survey data on the body mass index (BMI) of 640 young women....

(16.09) We have the survey data on the body mass index (BMI) of 640 young women. The mean BMI in the sample was x¯¯¯=27.9. We treated these data as an SRS from a Normally distributed population with standard deviation σ=7.9.

Find the margins of error for 99% confidence based on SRSs of N young women.

N margins of error (±0.0001)

132 ____

375 ____

1610 ____

math Statistics-And-Probability

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