Question
9.Random sample of men and women are randomly selected and their body temperatures are measured ( F). The summary statistics are given below. Men:n=45,x=98.38F, S=0.45F
9.Random sample of men and women are randomly selected and their body temperatures are measured ( F). The summary statistics are given below.
Men:n=45,x=98.38F, S=0.45F
Women:n=45,x=98.07F,S=0.67F
a. Using the level of significance = 0.05, test whether men have higher mean body temperature thanwomen.
b. Construct a 90% confidence interval estimate the difference between the mean temperature of men and the mean temperature of women.
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Auditing A Business Risk Approach
Authors: Karla Johnstone, Audrey Gramling, Larry Rittenberg
8th edition
538476230, 978-0538476232
