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

question 13

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 service time in number of students serviced per hour?

• A)20
• B)45
• C)60
• D)90

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Definitions:

Endorphins

Neurotransmitters produced by the brain that act as natural painkillers and are linked to feelings of pleasure and euphoria.

Learning And Memory

The processes by which we acquire new information (learning) and store that information over time (memory).

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems that plays a significant role in muscle activation, memory formation, and learning.

Neurotransmitter

Chemical messengers that transmit signals across synapses between neurons in the brain.