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Mathematical Psychology

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Multiple Choice

What is the Weber-Fechner law?

  1. The just noticeable difference (JND) between two stimuli is proportional to the magnitude of the original stimulus.
  2. The JND between two stimuli is constant.
  3. The JND between two stimuli is inversely proportional to the magnitude of the original stimulus.
  4. The JND between two stimuli is independent of the magnitude of the original stimulus.