Use the Information Below to Answer the Following Question(s)

question 84

Multiple Choice

Use the information below to answer the following question(s) .
A steady stream of eager fresh-faced students waits in line to register for classes before the start of fall semester classes.Students arrive at the rate of 10 per hour and it takes the single clerk on duty an average of 3 minutes to check their student status,and register them for classes.The service time is exponentially distributed.
-What is the average number of students waiting in line?

• A)between 0 to 1 student
• B)2
• C)4
• D)6

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Definitions:

Gerontology

The study of the aging process, including the biological, psychological, and social aspects of aging.

Primary Aging

The natural, biological process of aging that is genetically programmed and inevitable.

Secondary Aging

The decline in physical and mental capacity resulting from lifestyle behaviors and environmental factors rather than genetic programming.

Tertiary Aging

The decline in physical and cognitive function that occurs due to diseases and poor health habits rather than normal aging.