In Exercises 920, assume that the paired sample data are simple random samples and that
Chapter 9, Problem 16(choose chapter or problem)
In Exercises 920, assume that the paired sample data are simple random samples and that the differences have a distribution that is approximately normal.SelfReported and Measured Male Heights As part of the National Health and Nutrition Examination Survey, the Department of Health andHuman Services obtained selfreported heights and measured heights for males aged 1216. All measurement are in inches. Listed below are sampleresults. Construct a 99% confidence interval estimate of the mean difference between reported heights and measured heights. Interpret the resultingconfidence interval, and comment on the implications of whether the confidence interval limits contain 0.Reported Height 68 71 63 70 71 60 65 64 54 63 66 72Measured Height 67.9 69.9 64.9 68.3 70.3 60.6 64.5 67.0 55.6 74.2 65.0 70.8
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