4. Papo and Pepe are two barbers from a small barbershop. Theyhave their two court chairs plus two waiting chairs. The followingresults were found:
P0 = 1/16 P1 = 4/16 P2 = 6/16 P3 = 4/16
a. What is the value of P4?
b. Calculate L, and explain its meaning to the barbers.
c. Calculate Lq
d. Calculate the average number of busy servers.
e. Given that an average of 4 customers arrive and stay per hour toreceive the cuttings, calculate W and Wq
f. Calculate ?
g. If both barbers are equally fast, calculate the average lengthof one trim.