wage=10+2program+0.9prevearn+1.2educ0.95age where wage = hourly wage in dollars program = 1 if the employee participated in the training course, 0 otherwise prevearn = hourly wage in dollars prior to the training course becoming available educ = years of education age = age in years The difference between wage and wage of an employee who participated in the training program is per hour. (Hint: Calculate wagewage holding prevearn, educ, and age constant when computing wage.)