A three stage service process is defined as follows:

Stage	1	2	3
Process Coefficient of Variation (cp)	1	0.5	0.2
Average Processing Time (minutes)	6	12	8
Number of Workers	3	5	4

If 22 customers arrive per hour with a c_a of 0.5:

a: What will be the customer's total time at stage 1? Be sure to record your answers (in minutes, on average) to two decimal places.

Station 1 CT

b: What will be the customer's total time at stage 2 (do not include time from station1)? Be sure to record your answers (in minutes, on average) to two decimal places.

Station 2 CT

c. What will be the customer's total time time at stage 3 (do not include time from station 1 & 2)? Be sure to record your answers (in minutes, on average) to two decimal places.

Station 3 CT

d. How long will it take a customer to traverse this system?(in minutes, on average)

Total CT