Spencer is taking a shower. He wants the water hotter. He turns the water temperature knob one half inch to the right, but the water temperature does not seem to change. Apparently, the temperature did not exceed his
A)absolute threshold.
B)psychophysical threshold.
C)difference threshold.
D)subliminal threshold.

Question

Quizplus · Accepted Answer

The correct answer is C) difference threshold, which refers to the minimum amount of change in a stimulus that is required for a person to detect a difference. In this case, Spencer did not perceive a change in water temperature because the adjustment did not surpass his difference threshold for temperature perception.

Spencer Is Taking a Shower