Ernst Heinrich Weber's formulation of the just-noticeable difference (jnd) refers to
A)sensory discrimination's reliance on the absolute difference between the original stimulus and the comparison stimulus.
B)the difference between one sensory experience and another as determined subjectively.
C)the individual differences among people in their ability to discriminate among stimuli of various intensities.
D)the smallest increase in the physical intensity of a stimulus that can be reliably discriminated as a sensory experience.

Question

Quizplus · Accepted Answer

The just-noticeable difference (jnd), as formulated by Ernst Heinrich Weber, is the smallest increase in the intensity of a stimulus that can be reliably discriminated as a sensory experience. This concept is foundational in psychophysics, illustrating how the perception of differences between stimuli depends on their physical properties.

Ernst Heinrich Weber's Formulation of the Just-Noticeable Difference (Jnd) Refers