Human Resources wishes to determine if there is a relationship between various employee classifications and preference for three proposed benefit plans. The following shows the cross-classified results. They plan to use a level of significance of .05. Conduct the appropriate hypothesis test.
Plan Preferred
A B C
Employee Classification
Salaried Exempt 30 60 40
Salaried Non-exempt 10 42 18
Hourly 60 48 12
a) Formulate the appropriate hypothesis
b) Write the decision rule
c) Find the test statistic value
d) Give your conclusion