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

question 60

Multiple Choice

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 null hypothesis is _______.

• A)Group 1 = Group 2 = Group 3
• B)Group 1 \(\neq\) Group 2 \(\neq\) Group 3
• C)Group 1 \(\ge\) Group 2 \(\ge\) Group 3
• D)Group 1 \(\le\) Group 2 \(\le\) Group 3
• E)Group 1 \(\le\) Group 2 ≥ Group 3

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Definitions:

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