When Observing a Checkout Line at a Food Store, the Average

question 104

Essay

When observing a checkout line at a food store, the average number of people served is 15 per hour. Using the Poisson distribution, what is the standard deviation of the number of people served in an hour?

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Definitions:

Stimulus

Any event or situation that evokes a response.

Higher-Order Conditioning

A process in classical conditioning by which a stimulus that was previously neutral is paired with a conditioned stimulus to produce the same conditioned response as the conditioned stimulus.

Secondary Reinforcer

A stimulus that gains its reinforcing power through its association with a primary reinforcer.

Money

A medium of exchange in the form of coins and banknotes; used to purchase goods and services.