Get solution: In Exercises 920, assume that the paired sample data are simple random
Chapter 9, Problem 12(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.Brain Volumes of Twins Listed below are brain volumes ( cm 3 ) of twins listed in Data Set 6 of Appendix B. Construct a 99% confidence intervalestimate of the mean of the differences between volumes for the firstborn and the secondborn twins. What does the confidence interval suggest?First Born 1005 1035 1281 1051 1034 1079 1104 1439 1029 1160Second Born 963 1027 1272 1079 1070 1173 1067 1347 1100 1204
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