4. Sears designed a training program to improve tool 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 salespersons 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 merchandise at the 10 store locations included in the program averaged $5000 per week before the program and $6,500 per week after the program. Program costs include:

Instructor $6,000

Distance learning (satellite space rental) $5,000

Material ($100 per trainee @ 50 trainees) $5000

Trainees' salaries and benefits (50 trainees with wages of $15 per hr in a 2-r training program) $1,500

1. What is the ROI for the program described in Application Assignment #4?

2. How does ROI relate to Kirkpatricks Evaluation Model?

3. Why is measuring ROI important, and how is this measurement useful?