A Single-Phase Waiting-Line System Meets the Assumptions of Constant Service

question 54

Multiple Choice

A single-phase waiting-line system meets the assumptions of constant service time or M/D/1. Units arrive at this system every 10 minutes on average. Service takes a constant 6 minutes. What is the average length of the queue, L_q, in units?

• A) 0.450
• B) 0.133
• C) 4.167
• D) -2.083
• E) 6

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