A Bank of 10 Machines Requires Regular Periodic Service

question 53

Multiple Choice

A bank of 10 machines requires regular periodic service. Machine running time and service time are both exponential. Machines run for an average of 44 minutes between service requirements, and service time averages six minutes per machine. What is the probability that a machine will have to wait for service with two operators?

• A).654
• B).090
• C).346
• D).910
• E).016

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Definitions:

Exploitative Relations

Relationships where one party takes unfair advantage of another, often in social, economic, or labor contexts.

Dependent On

Reliance on something or someone for support, sustenance, or the ability to function properly.

Brym and Lie

Sociologists known for their contributions to understanding social structures, behaviors, and the relation between technology and society, among other topics.

Increasingly Aware

Increasingly aware describes a growing consciousness or recognition of specific issues, facts, or trends among individuals or the general public.