Consider a single activity process with 2 workers. The activity time is 4 minutes per unit. The defect rate is 15% and the defective items are routed to a sperate rework station with one worker. The rework time is 16 minutes per unit. The process capacity is within

:3. below 10 units per hour 10.1 - 15 units per hour 15.1 20 units per hour 20.1 - 25 units per hour if} Above 25 units per hour