Dr. Haller is conducting an experiment related to vision. He places his subjects in a dark room and after they have acclimated, he presents them with visual stimuli of varying strengths and attempts to determine the minimal amount of light that people can detect. Dr. Haller is specifically trying to determine a(n):

Question

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Dr. Haller is trying to determine the absolute threshold, which is the minimum amount of stimulus energy (in this case, light) that a person can detect.

Dr Haller Is Conducting an Experiment Related to Vision