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A football coach claims that the average weight of all the opposing teams' members is 225 pounds. For a test of the claim, a sample of 50 players is taken from all the opposing teams. The mean is found to be 230 pounds and a standard deviation 15 pounds. At a = 0.01, test the coach's claim. Find the P-value, and make the decision. Construct a corresponding confidence interval for the population parameter.

A football coach claims that the average weight of all the opposing teams' members is 225 pounds. For a test of the claim, a sample of 50 players is taken from all the opposing teams. The mean is found to be 230 pounds and a standard deviation 15 pounds. At a = 0.01, test the coach's claim. Find the P-value, and make the decision. Construct a corresponding confidence interval for the population parameter.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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11. A football coach claims that the average weight of all the opposing teams' members is 225 pounds. For a test of the claim, a sample of 50 players is taken from all the opposing teams. The mean is found to be 230 pounds and a standard deviation 15 pounds. At a = 0.01, test the coach's claim. Find the P-value, and make the decision. Construct a corresponding confidence interval for the population parameter.
Transcribed Image Text:11. A football coach claims that the average weight of all the opposing teams' members is 225 pounds. For a test of the claim, a sample of 50 players is taken from all the opposing teams. The mean is found to be 230 pounds and a standard deviation 15 pounds. At a = 0.01, test the coach's claim. Find the P-value, and make the decision. Construct a corresponding confidence interval for the population parameter.
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