Q
In Psychophysical research the absolute threshold has been arbitrarily define as:
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A
A. The stimulus intensity that can be detected 100% of the time
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B
B. The stimulus intensity that can be detected 50% of the time
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C
C. The minimum amount of difference in intensity needed to tell two stimuli apart
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D
D. A constant proportion of the size of the initial stimulus
Correct Answer:
B. B. The stimulus intensity that can be detected 50% of the time
