Multiple Choice
Robert lightly taps the student sitting in front of him on the shoulder.The student doesn't notice,so Robert taps harder.The minimum pressure Robert must tap such that the other student notices half of the time is called:
A) the absolute threshold.
B) the just noticeable difference.
C) Weber's law.
D) the relative threshold.
Correct Answer:

Verified
Correct Answer:
Verified
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