An NHANES report gives data for 657 men aged 20-29 years. The BMI of these 657 men was ?⎯⎯⎯= 26. On the basis of this sample, we want to estimate the BMI ? in the population of all 23.2 million American men in this age group. Treat these data as an SRS from a Normally distributed population with standard deviation ?=7.9. Source adapted from: Adapted from Fryar C. D., et al., Anthropometric reference data for children and adults: United States, 2011–2014. National Center for Health Statistics. Vital Health Statistics 3(2016),Find the margins of error for 90% confidence based on SRSs of 352 young men and 1615 young men. Give your answers t
An NHANES report gives data for 657 men aged 20-29 years. The BMI of these 657 men was ?⎯⎯⎯= 26. On the basis of this sample, we want to estimate the BMI ? in the population of all 23.2 million American men in this age group. Treat these data as an SRS from a Normally distributed population with standard deviation ?=7.9. Source adapted from: Adapted from Fryar C. D., et al., Anthropometric reference data for children and adults: United States, 2011–2014. National Center for Health Statistics. Vital Health Statistics 3(2016),Find the margins of error for 90% confidence based on SRSs of 352 young men and 1615 young men. Give your answers to four decimal places. margin of error when ?=352: margin of error when ?=1615:
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