Confidence Intervals. In Exercises 924, construct the confidence interval.Interbreeding

Chapter 7, Problem 24

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Confidence Intervals. In Exercises 924, construct the confidence interval.Interbreeding of Cultures Changes in head sizes over time suggest interbreeding with people from other regions. Use the data depicted in theaccompanying dotplots and construct 95% confidence intervals to determine whether skull breadths (mm) appear to have changed from 4000 B.C. to150 A.D. Explain your conclusion.

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