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Function: require_once
Q2. Consider a queueing system observed over a time period
T, where
L(t)represents the number of customers in the system at any time
t. A simulation of this system is illustrated in the Figure below. Lín 1 Determine the time-werghted average number of customers in the system. Conclude and plot with time the number of customers waiting,
Q(t)Determine the time-weighted average number of customers in queue. Calcualte the average waiting time in queue for those who must wait.