$1.$ Use queue theory to compute the utilization of nurse, doctors and beds. Compu te the meantreat ent time for all patients combined and the mean treatment time for each type of patient. The mean treatment time is the time from the entrance to the exit$\mathrm{.}1.$ Use queue theory to compute the utilization of nurse, doctors and beds. Compute the mean treatment time for all patients combined and the mean treatment time for each type of patient. The mean treatment time is the time from the entrance to the exit.