A manager at a local bank analyzed the relationship between weekly sales (in $) and length of service (in months) for 30 employees. The table below summarizes a portion of the regression results:
a) Determine the equation of the least squares regression of sales on length of service
b) Predict the sale for an employee who has been working for 42 months?

Question

A manager at a local bank analyzed the relationship between weekly sales (in $) and length of service (in months) for 30 employees. The table below summarizes a portion of the regression results:   
a) Determine the equation of the least squares regression of sales on length of service
b) Predict the sale for an employee who has been working for 42 months?

Quizplus · Accepted Answer

The Answer of A manager at a local bank analyzed the relationship between weekly sales (in $) and length of service (in months) for 30 employees. The table below summarizes a portion of the regression results:   
a) Determine the equation of the least squares regression of sales on length of service
b) Predict the sale for an employee who has been working for 42 months?

A Manager at a Local Bank Analyzed the Relationship Between