Scenario B.1 a Single Volunteer Octogenarian Usher Can Scan Tickets with a with a Handheld

question 106

Multiple Choice

Scenario B.1
A single volunteer octogenarian usher can scan tickets with a handheld device and direct theater patrons to their seats at a rate of 30 per hour with an accuracy rate approaching 23%. On average, about twenty-five customers arrive every hour for assistance and always wait, regardless of how long the line gets. Arrivals are governed by the Poisson distribution and service is governed by the exponential distribution.
-What is the likelihood that two patrons are in the system?

• A) .12
• B) .17
• C) .83
• D) .50

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Definitions:

Conditioned Reinforcer

A stimulus that gains its reinforcing power through its association with a primary reinforcer; often used in behavior modification and conditioning.

Operant Conditioning

A method of learning that employs rewards and punishments for behavior, which affects the likelihood of certain behaviors being repeated.

Classical Conditioning

The process of acquiring knowledge by forming associations between a stimulus present in the environment and one that naturally occurs.

Shaping

A method of behavior modification by which successive approximations toward a desired behavior are reinforced, used extensively in operant conditioning.