When it is fult are decied access; no waltiog is allowed. Accesa requests follow a Poisson probublity distribution, with a mean of 38 calla per hour. The service rate per line is 22 calls per hour. (e) What is the probabality that 0,1,2, and 2 access lines wat be in use? (pound your arswers to four decinal placess) p(0)=P(1)=P(2)=P(3)= (b) What is the peobsbity that an agent will be deried access to the system? (plound your ansprers to four decimal places.) pk= (c) Whot is the aveinge number of accoss thes in use? (Round your answers to two decimal places) than the value computed in part (b). How mavr access lines should this system hume