Level B 8. The management of a technology company is trying to determine the variable that best explains the variation of employee salaries using a sample of 52 full-time employees; see

the file P13_08.xlsx. Estimate simple linear regression equations to identify which of the following has the strongest linear relationship with annual salary: the employee's gender, age, number of years of relevant work experience prior to employ- ment at the company, number of years of employment at the company, or number of years of post secondary education. Provide support for your conclusion.