Heights and Gender It is a well-accepted factthat males
Chapter 9, Problem 78(choose chapter or problem)
Heights and Gender It is a well-accepted factthat males are taller on the average than females. Buthow much taller? The genders of 105 biomedical students(Exercise 1.54) were also recorded and the dataare summarized below:Males FemalesSample Size 48 77Sample Mean 69.58 64.43Sample Standard Deviation 2.62 2.58a. Perform a test of hypothesis to either confirm orrefute our initial claim that males are taller on theaverage than females? Use a .01.b. If the results of part a show that our claim wascorrect, construct a 99% confidence one-sidedlower confidence bound for the average differencein heights between male and female collegestudents. How much taller are males than females?
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