12. Each semester, the students in the college of business at State University must have their course schedules approved by the college adviser: The students line up in the hallway.T outside the adviser's ofce. The students arrive at the ofce according to the following probabitv distribution: Iinie BetweenArIivals tmin.} Probability?r .213 .312] .412] .1121 1.00 The time required by the adviser to examine and approve a schedule corresponds to the following probability;r distritaition: mL-I'l-ih Schednle A. roval min. Probabili E .30 T .50 B All 1.tl[l Simulate this course approval system for ED minutes. Compute the average queue length and the average time a student must wait. Discuss these result