The personnel director forElectronics Associates developed the following estimated regressionequation relating an employee's score on a job satisfaction test tohis or her length of service and wage rate.
Where ^y = 14.4 – 8.69x1 +13.5x2
x1 = length of service (years)
x2 = wage rate (dollars)
y= job satisfaction test score (higher scores indicategreater job satisfaction)
Round your answers to (2 decimalplaces).
a. Interpret (inyour words) the coefficients in this estimated regressionequation.
b. Develop an estimate ofthe job satisfaction test score for an employee who has four yearsof service and makes $6.50 per hour.