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Psychophysics

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novepuca's version from 2018-01-21 13:03

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Question Answer
Method of limitsIn the ascending method of limits, some property of the stimulus starts out at a level so low that the stimulus could not be detected, then this level is gradually increased until the participant reports that they are aware of it.
Absolute Thresholdthe minimum amount of stimulus intensity that is needed for a subject to be able to detect the stimulus
Method of constant stimuli in the method of constant stimuli the levels of a certain property of the stimulus are not related from one trial to the next, but presented randomly.
Catch trialhe design of a clinical trial in which part of the experiment would be to include blank items as a variable (the catch). What is CATCH TRIAL? definition of CATCH TRIAL (Psychology Dictionary)
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