Students arrive at the Administrative Services Ohice at an average of one every 14 minules, and their requests take, on average, 8 minutes to be processed. The service counter is stalfed by only one clerk, Judy Gumshoes, who works olght hours per day. Assume Poisson arrivals and exponential service times. a. What is the vitiation rate? b. The avorage number of students in line. c. The averege time of wailing in lne. Ntach File.