The Lowest Intensity of a Particular Stimulus That Enables the Average

question 78

Multiple Choice

The lowest intensity of a particular stimulus that enables the average person to detect that stimulus 50 percent of the time it is presented is called the __________

• A) absolute threshold.
• B) difference threshold.
• C) just noticeable difference.
• D) psychophysical threshold.

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Definitions:

Experimental Group

A group in a scientific study that receives the intervention or treatment being tested.

Control Group

In an experiment, the group that does not receive the treatment or intervention being tested, used as a baseline to compare the effects of the treatment.

Third Variable Problem

A challenge in research where an unmeasured, external factor causes the correlation between two variables, complicating causal interpretations.

Directionality Problem

In research, the issue of not knowing whether variable A causes variable B or vice versa.