Queueing Estimator

Estimate average waiting time given capacity and variability using Kingman’s formula. See why high utilization mathematically guarantees queues.

System Parameters

Variability (Coefficient of Variation)

1.0 = High (Exponential), 0 = None (Deterministic)

Results

Utilization (rho)83.3%

Avg Wait Time in Queue (Wq)

20.5 min

(0.34 hours)

Time in System (Ws)
25.5 min
Queue Length (Lq)
3.4 units

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