Female BMI: n= 70,ĩ = 29.10, s = 7.39 Male BMI: n = 80, x = 28.38, s = 5.37

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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ISBN:9780547587776
Author:HOLT MCDOUGAL
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Chapter2: Solving Equations
Section2.6: Solving Equations Using Multiplication Or Division
Problem 41E
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BMI We know that the mean weight of men is greater than the mean weight of women, and the mean height of men is greater than the mean height of women. A person’s body mass index (BMI) is computed by dividing weight (kg) by the square of height (m). Given below are the BMI statistics for random samples of females and males taken from Data Set 1 “Body Data” in Appendix B.

a. Use a 0.05 significance level to test the claim that females and males have the same mean BMI.

b. Construct the confidence interval that is appropriate for testing the claim in part (a).

c. Do females and males appear to have the same mean BMI?

Female BMI: n= 70,ĩ = 29.10, s = 7.39
Male BMI: n = 80, x = 28.38, s = 5.37
Transcribed Image Text:Female BMI: n= 70,ĩ = 29.10, s = 7.39 Male BMI: n = 80, x = 28.38, s = 5.37
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