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

question 59

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:

Replacement Workers

Individuals hired by an employer to fill the positions of striking or otherwise unavailable employees.

Productivity

A measure of the efficiency of a person, machine, factory, system, etc., in converting inputs into useful outputs.

Joining Union

The act of an employee becoming a member of a labor union to gain collective bargaining power and workplace protections.