A researcher investigates the factors that are associated with the salaries of professors who teach courses at a major university. The researcher gathers data about the subject area and the highest degree obtained from a random sample of professors. The researcher uses Fit General Linear Model to determine whether subject area and degree are associated with salary. Then, she uses the stored model with Comparisons to assess salary differences by subject area.
|Worksheet column||Description||Variable type|
|Subject||The subject matter that the professor teaches: humanities (1), social sciences (2), engineering (3), or management (4).||Factor|
|Degree||The highest degree that the professor obtained: bachelor's (1), master's (2), or Ph.D. (3).||Factor|
|Salary||The amount of payment received for teaching a course in thousands of dollars.||Response|