Prashanth Is Participating in a Psychology Experiment in Which He

question 126

Multiple Choice

Prashanth is participating in a psychology experiment in which he is asked to gradually shrink the image of a square on his computer screen until he can just barely see that it is smaller than
A second square on the screen.Prashanth is trying to create a

• A) signal detection.
• B) absolute threshold.
• C) just-noticeable difference.
• D) sensory adaptation.

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Definitions:

Signal-Detection Experiment

A research method used to assess the ability to differentiate between information-bearing patterns and random patterns.

Miss

To fail to hit, reach, catch, or otherwise make contact with someone or something.

Jury

A group of people sworn to render a verdict based on the evidence presented in a court of law.

Signal-Detection Procedures

Methods in psychological research and neuroscience for measuring the ability to differentiate between information-bearing patterns and random patterns that distract from the information.