If another mechanic is hired, fill up the table below and answer the following questions (1pt):

Question

a. Which configuration has the lowest Ls?
b. Which configuration has the lowest Ws?
c. Which configuration has the lowest Wq?
d. Which configuration has the lowest Total Cost (please refer question 4)?
e. What would be your recommendations on which system to use?
System



Single Queue with Team Service

(M/M/1 with 2 µ service rate)
Multiple Queue and Multiple Servers

(M/M/1, M/M/1 with arrival rate = λ/2)
Single Queue with Multiple Servers

(M/M/2)