Exhibit 13.4 The Following Questions Refer to the Information and Output Below

question 97

Short Answer

Exhibit 13.4
The following questions refer to the information and output below.
A grocery store can serve an average of 360 customers per hour. The service times are exponentially distributed. The store has 4 checkout lines each of which serves 90 customers per hour. Customers arrive at the store at a Poisson rate of 240 customers per hour. The following queuing analysis spreadsheet was developed from this information.
-Refer to Exhibit 13.4. Based on this report what percent of the time is a grocery clerk busy serving a customer?

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Definitions:

Smooth Muscle

A type of muscle found in the walls of hollow organs (such as intestines and blood vessels), controlled involuntarily and responsible for various automatic body functions.

Alveolar Walls

Thin structures within the lungs where gas exchange occurs between the air in the alveoli and the blood in the capillaries.

Bronchi Inflammation

The swelling and irritation of the bronchi, the major airways to the lungs, often resulting from infection or chronic conditions like asthma.

Fibrous Connective Tissue

A type of connective tissue rich in collagen fibers that provides support and strength to various structures of the body such as tendons and ligaments.