b.

(20) A martial arts instructor teaches basic self-defense skills to a group of students. There is an orientation and demonstration that takes 30 minutes. This is provided to the whole group of students at the same time. Each student is then given an individual lesson for the remainder of the time while the other students watch and learn. Each individual lesson takes 5 minutes. There is no break between groups. a. (10) What is the optimal number of students in the same group if the weight for the setup time is 20 ? What are the effective process time per customer and the withinbatch wait time per customer? (10) The instructor operates in two shifts of 3.75 hours each. Two groups are trained in each shift. How many students per day are trained, and what is the implied weight on the setup time