To determine whether four population means are equal, - 6440

Solution Posted by
UoPExpert

UoPExpert

Rating : (2)F
Solution Detail
Price: $1.30
  • From: ,
  • Posted on: Wed 04 Apr, 2012
  • Request id: None
  • Purchased: 0 time(s)
  • Average Rating: No rating
Request Description

 To determine whether four population means are equal, a sample from each population was selected at random and using the Kruskal-Wallis test, H was computed to be 2.11. What is your decision at the 0.05 level of risk? 

A. Fail to reject the null hypothesis because 0.05 < 2.11 

B. Fail to reject the null hypothesis because 2.11 < 7.815

C. Reject the null hypothesis because 2.11 > critical value of 1.96

D. Reject the null hypothesis because 7.815 is > 2.11 

 
Solution Description

To determine whether four population means are equal, a sample from each population was selected at random and using the Kruskal-Wallis test,