Examlex
Dr. Vela is studying comorbid substance use disorders and anxiety disorders among African Americans, Caucasians, Hispanic Americans, and Native Americans between 15 years and 65 years of age. Dr. Vela is using a:
Difference Threshold
The minimal change in stimulation that an individual can detect 50% of the time, also known as the just noticeable difference (JND).
Subliminal Perception
The processing of information by sensory systems without a person's conscious awareness.
Advertising
The activity or profession of producing advertisements for commercial products or services.
Average Threshold
The mean value of sensory input strength required for an organism to detect or respond to a stimulus.
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