You Are Watching a Cumulative Recorder That Is Connected to a Small

question 144

Multiple Choice

You are watching a cumulative recorder that is connected to a small disk in a chamber.The pigeon has been trained to peck the disk when a red light is turned on,and not to peck the disk when a green light is turned on.What should you observe when the green light is turned on,based on this information

• A) The pen on the cumulative recorder will start to move downward. 
• B) The cumulative record will be shaped like a staircase, rather than a series of scallops. 
• C) The slope of the line on the cumulative recorder will be shallower than when the red light is turned on. 
• D) The roll of paper in the cumulative recorder will stop moving.

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Definitions:

Asian-Americans

A diverse group of Americans of Asian descent, who trace their roots to various countries in Asia.

Mexican-Americans

A demographic group in the United States with Mexican ancestry, forming a significant part of the nation’s Hispanic or Latino population.