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Name: A researcher wants to know if athletic men are more flexible than non-
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Description: A researcher wants to know if athletic men are more flexible than non-athletic men. For this experiment, a man who exercised vigorously at least four times a week was considered "athletic." Flexibility is measured in inches on a sit-and-reach box. Te

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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A researcher wants to know if athletic men are more flexible than non-athletic men. For this experiment, a man who exercised vigorously at least four times a week was considered "athletic." Flexibility is measured in inches on a sit-and-reach box. Test the researcher's claim using the following summary statistics:

Assume that all the conditions for the test have been met. At the 5% level of significance, indicate your decision regarding the null hypothesis and your conclusion on the original statement.

Athletic men
Non-athletic men
n = 40
T= 3.2
n = 50
x = 4.3 inches
s = 2.1 inches
s =1.0 inches

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