Performance records for 18 salespersons are selected to investigate whether compensation methods are a significant motivational factor.
A Kruskal-Wallis test is to be performed with $\alpha$= 0.01.The critical chi-square value is _______.
A)15.086
B)13.277
C)7.779
D)9.210
E)8.657

Question

Performance records for 18 salespersons are selected to investigate whether compensation methods are a significant motivational factor.  
A Kruskal-Wallis test is to be performed with $\alpha$= 0.01.The critical chi-square value is _______.
A)15.086 
B)13.277 
C)7.779 
D)9.210 
E)8.657

Quizplus · Accepted Answer

The critical chi-square value for a Kruskal-Wallis test with alpha of 0.01 and degrees of freedom of k-1 (where k is the number of groups being compared) is 9.210.

Performance Records for 18 Salespersons Are Selected to Investigate Whether α\alphaα

Performance Records for 18 Salespersons Are Selected to Investigate Whether $\alpha$