sears assigned a training program to improve tools and hardware sales. the two-hour program involved distance learning and was broadcast from the sears training facility to 50 salespersons at 10 store locations in the united states. the salesperson are paid $15 per hour. the program involved training salespeople in how to set up merchandise displays so they attract buyers' attention. sales of tools and merchndise at the 10 stores included in the program averaged $5000 per week before the program and $6500 per week after the program. program cost included:
instructor $10000
distance learning (satellite space rental) $5000
materials ($100 per trainee at 50 trainees) $5000
trainees salaries and benefits (50 trainees with wage of $15 per hour in a 2-hour training program)
$1500
what is the return on investment (roi) from this program?