Students arrive at the
Administrative Services Office at an average of one every 20
minutes, and their requests take on average 16 minutes to be
processed. The service counter is staffed by only one clerk, Judy
Gumshoes, who works eight hours per day. Assume Poisson arrivals
and exponential service times.
a.
What percentage of time is Judy idle? (Round your answer to
1 decimal place.)
b.
How much time, on average, does a student spend waiting in line?
(Do not...