THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A random sample of 12 working men was asked how many hours of housework they performed each week.Their responses were:

A random sample of 10 working women was asked the same question.Their responses are listed below.

-A random sample of 12 seniors in college was asked how many hours they spend on the Internet each week.Their responses were:

A random sample of 10 juniors was asked the same question.Their responses are listed below.

Use the Wilcoxon rank sum test to test against a two-sided alternative the null hypothesis that the central locations of the population distributions of number of hours spent on the internet are the same for college seniors and juniors.

Question

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A random sample of 12 working men was asked how many hours of housework they performed each week.Their responses were:
  
A random sample of 10 working women was asked the same question.Their responses are listed below.
 
-A random sample of 12 seniors in college was asked how many hours they spend on the Internet each week.Their responses were:
  
A random sample of 10 juniors was asked the same question.Their responses are listed below.
  
Use the Wilcoxon rank sum test to test against a two-sided alternative the null hypothesis that the central locations of the population distributions of number of hours spent on the internet are the same for college seniors and juniors.

Quizplus · Accepted Answer

The Answer of THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A random sample of 12 working men was asked how many hours of housework they performed each week.Their responses were:
  
A random sample of 10 working women was asked the same question.Their responses are listed below.
 
-A random sample of 12 seniors in college was asked how many hours they spend on the Internet each week.Their responses were:
  
A random sample of 10 juniors was asked the same question.Their responses are listed below.
  
Use the Wilcoxon rank sum test to test against a two-sided alternative the null hypothesis that the central locations of the population distributions of number of hours spent on the internet are the same for college seniors and juniors.