In an Experiment, Researchers Exposed Half the Children to 2

question 40

Multiple Choice

In an experiment, researchers exposed half the children to 2 hours of violence on television every day for a month and made sure the other half saw no violence on television at all. At the end of the month, they measured the aggressiveness in the children. The fact that the researchers ensured that some children watched violence on television and others did not is an example of:

• A)matched pairs.
• B)matched samples.
• C)correlation.
• D)manipulation.

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Definitions:

Variable Time Interval

A scheduling method in operant conditioning where reinforcements are given after varying time intervals.

Variable Number

A quantity or element that may vary or change within the context of a situation or experiment.

Stimulus Discrimination

The learned ability to respond differently to similar stimuli based on their differences, significant in the context of conditioning.

Stimulus Generalization

The tendency for the conditioned response to be evoked by stimuli that are similar to the stimulus to which the response was initially conditioned.