A Bank of 10 Machines Requires Regular Periodic Service

question 37

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. If operators cost $15 per hour in wages and fringe benefits and machine downtime costs $75 per hour in lost production, what is the optimal number of operators for this bank of machines?

• A)1
• B)2
• C)3
• D)4
• E)5

Understand the concept of motivation and its relation to behavior.

Explain the role of the autonomic nervous system in controlling physiological functions.

Describe the biological basis and processes involved in hunger and eating regulation.

Identify the psychological theories related to motivation, including drive theory and instinct approaches.

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Definitions:

Erotic Plasticity

The degree to which an individual's sex drive can be changed by social, environmental, and situational factors.

Fraternal Birth-Order Effect

The observation that a man is more likely to be homosexual the more older brothers he has from the same mother.

Older Brothers

Typically refers to male siblings who are born before other children in a family, often associated with roles of protection, mentorship, and influence in the sibling relationship.

Prenatal Development

Prenatal development refers to the process of growth and development within the womb from conception to birth.