The principle that two stimuli must differ by a constant minimum proportion for their difference to be perceived is known as

Question

Quizplus · Accepted Answer

Weber's law states that there must be a constant minimum proportion between two stimuli for their difference to be perceived. This proportion is known as the Weber fraction and varies depending on the sense being used. The other answer choices (opponent-process theory, feature detection, and sensory adaptation) are related concepts in perception but do not directly address the principle described in the question.

The Principle That Two Stimuli Must Differ by a Constant