Exhibit 12-4 Consider a Fast-Food Restaurant Where Customers Arrive at a Poisson

question 16

Essay

Exhibit 12-4
Consider a fast-food restaurant where customers arrive at a Poisson rate of 100 per hour. Four equally capable servers work at the restaurant during a typical hour of operation. Each employee takes, on average, 2 minutes to serve a customer, and service times are exponentially distributed. Customers who arrive and find all 4 servers busy join a single queue and are then served in first-come-first-served fashion.
-Refer to Exhibit 12-4.Use the M/M/s template to find the expected number of busy servers,and the expected fraction of time each server is busy

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Definitions:

Multiple Intelligences

A theory proposing that people have different kinds of intelligences, including linguistic, logical-mathematical, musical, bodily-kinesthetic, spatial, interpersonal, intrapersonal, and naturalist.

Psychomotor Intelligence

Refers to the cognitive processing required for the coordination of physical movement and the performance of skilled motor tasks.

Crystallized Intelligence

The ability to use learned knowledge and experience, which tends to increase with age.

Fluid Intelligence

The ability to think and reason abstractly, solve problems, and identify patterns, independent of accumulated knowledge.