. A sample of 60 women found that they run an average a  of 5km a week with a variance of 64. Another sample of  80 men found that they ran an average of 3km a week  with a variance of 81. Test that there is no difference in  the distance run by men and women.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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Econometrics 


1. A sample of 60 women found that they run an average a 
of 5km a week with a variance of 64. Another sample of 
80 men found that they ran an average of 3km a week 
with a variance of 81. Test that there is no difference in 
the distance run by men and women.

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