The principle that the just noticeable difference of any given sense is a constant fraction or proportion of the stimulus being judged is called ______
a) the opponent-process principle
b) the doctrine of specific nerve energies
c) the phi phenomenon
d) Weber's law
ANS: D
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The extent to which findings from a study can be used to describe different populations, settings, and conditions is referred to as
A. sampling. B. internal validity. C. external validity. D. the multimethod approach.
Listening to certain pieces of music can send shivers down your spine because it activates which area of the brain?
a. reticular activating system b. limbic system c. midbrain d. corpus callosum
What three criteria do human factors psychologists use to create good design?
a) reliability, standardization, and validity b) accessibility, accommodations, and function c) immediate feedback, one function per control, and visibility d) figure and ground, high visibility, and reduced memory load
The vast majority of lifespan development focuses on
a) nonhuman species. b) test tube babies. c) biological and environmental development. d) human development.