A Service Counter Employs Two Servers

question 55

Multiple Choice

A service counter employs two servers.On average,a server requires 8 minutes to process a customer and service times follow an exponential distribution.Customers arrive at the counter at the rate of 12 per hour according to a Poisson distribution.The probability that an arriving customer must wait for service is

• A)0.7111
• B)0.8000
• C)0.8576
• D)0.9327

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Definitions:

Narcissism

A psychological condition characterized by self-centeredness, a lack of empathy for others, and an inflated sense of self-importance.

Drive Reduction

a theory in psychology that suggests motivation arises from the desire to reduce a physiological need, leading to a reduction in a drive state.

Set Point

A theory suggesting that the body regulates its weight and energy balance through internal controls.

Basal Metabolic Rate

The amount of calories needed to maintain bodily functions while at rest, referred to as metabolism.