The CEO of ABC manufacturing commissioned a study to look at
the differences between the current salaries of her employees by employee job
title. There were three job categories: clerical, custodial, and managerial.
The study collected current salary data of the three groups and the researcher
conducted a statistic and the results are presented below. Using the five steps
of hypothesis testing, explain what the researcher might have done, including
the appropriate analysis, and interpret the results. Are there any problems
with this study? If so, explain what they are.