Why is the other-than-sex factor that is presented by the employer insufficient to avoid a trial?

Analyze the case and opinion in the case of Vehar v. Cole National Group, 251 Fed. Appx. 993 (6th Cir. 2007) located in your textbook on pp. 449–452.

Write a case study review of Judge Griffin’s opinion that answers the questions below. Support your review with analysis and evidence from the unit reading and outside sources.
What are the legal issues presented in this case? Did the plaintiff establish a valid prima facie case of pay discrimination? Was there a basis for equal work? On what factors did the appeals court base its decision?
Why is the other-than-sex factor that is presented by the employer insufficient to avoid a trial?
What should the employer have done differently?
Your case study should be written in APA style and must be a minimum of two pages, not including the title and reference pages. You must use a minimum of three sources, one of which may be your textbook. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. Information about accessing the grading rubric for this assignment is provided below.