The minimum difference between two stimuli required for detection 50 percent of the time is called
A) signal detection.
B) the absolute threshold.
C) perceptual set.
D) the difference threshold.

Question

Quizplus · Accepted Answer

The minimum difference between two stimuli required for detection 50 percent of the time is called the difference threshold, also known as the just noticeable difference (JND). Option A refers to the ability to detect a signal in the presence of background noise, option B refers to the smallest amount of stimulus energy needed for detection, and option C refers to the influence of past experiences and expectations on perception.

The Minimum Difference Between Two Stimuli Required for Detection 50