It was reported in a daily newspaper that the Filipino men in Metro manila aged 50 to 60 years, exercise an average of 14 hours a week. A sports' columnist initial reaction, upon reading the article, is that the average figure is a bit too high. He decides to investigate by interviewing a small sample of 25 men in Metro Manila aged 50 to 60 years. He finds that the average number of exercise hour per week is 11 hours with a standard deviation of 2 hours. At 5% level, was the sports writer correct in thinking that the figure stated in the newspaper was high?

It was reported in a daily newspaper that the Filipino men in Metro manila aged 50 to 60 years, exercise an average of 14 hours a week. A sports' columnist initial reaction, upon reading the article, is that the average figure is a bit too high. He decides to investigate by interviewing a small sample of 25 men in Metro Manila aged 50 to 60 years. He finds that the average number of exercise hour per week is 11 hours with a standard deviation of 2 hours. At 5% level, was the sports writer correct in thinking that the figure stated in the newspaper was high?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section: Chapter Questions

Problem 8SGR

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