A Multiple-Server Queueing System with an Exponential Arrival Rate and Service

question 33

Multiple Choice

A multiple-server queueing system with an exponential arrival rate and service time has a mean arrival rate of 4 customers per hour and a mean service time of 18 minutes per customer. The minimum number of servers required to keep the utilization factor under 1 is:

• A) 1.
• B) 2.
• C) 3.
• D) 4.
• E) 5.

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Definitions:

Life Change Units

Measures used in stress research to assess the level of life stress a person is experiencing based on recent life changes.

Stress-related Illness

Stress-related illness refers to physical or mental health issues that are either caused by stress or significantly worsened by it.

Refreezing Step

The final stage in the Lewin's change management model, where new behaviors or changes are solidified into the organization's culture and practices.

Environmental

Relating to the natural surroundings and conditions in which people, plants, and animals live.