The minimum difference between two stimuli required for detection 50 percent of the time is called

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Quizplus · Accepted Answer

The just noticeable difference (JND) is the smallest difference between two stimuli that can be detected 50% of the time. The absolute threshold refers to the minimum intensity of a stimulus required for it to be detected. Accommodation refers to the ability of the eye to focus on objects at different distances, and perceptual set refers to the tendency for expectations and prior experiences to influence our perceptions.

The Minimum Difference Between Two Stimuli Required for Detection 50