Weber's fraction expresses the _______ as a proportion of the original stimulus.
A) absolute threshold
B) just noticeable difference (JND)
C) stimulus intensity
D) response magnitude

Question

Quizplus · Accepted Answer

Weber's fraction is a constant proportion of the original stimulus that must be added or subtracted to detect a difference in intensity (just noticeable difference) between two stimuli. Therefore, Weber's fraction expresses the just noticeable difference (JND) as a proportion of the original stimulus.

Weber's Fraction Expresses the _______ as a Proportion of the Original