Difference thresholds are determined by a constant fraction of the magnitude of the original stimulus. This is the premise of
A)Weber's law.
B)selective attention theory.
C)Gestalt laws of perceptual organization.
D)signal-detection theory.
E)the volley principle.

Question

Quizplus · Accepted Answer

Weber's law states that the just noticeable difference (JND) between two stimuli is a constant fraction of the intensity or magnitude of the original stimulus, making it the correct answer.

Difference Thresholds Are Determined by a Constant Fraction of the Magnitude