Prashanth Is Participating in a Psychology Experiment in Which He

question 187

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 see that it is smaller than a second square on the screen.Prashanth is trying to create a difference in order to allow measurement of an) threshold.

• A)just noticeable; absolute
• B)psychophysical; absolute
• C)just noticeable; difference
• D)psychophysical; difference

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Definitions:

Celsius

A scale for measuring temperature where 0 degrees represent the freezing point of water, and 100 degrees its boiling point under standard atmospheric pressure.

Orally

Pertaining to the mouth; a route of medication or substance intake through the mouth.

White Blood Cells

Cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders.