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PSYC 3041 -
PSYCHOPHYSICS & SIGNAL DETECTION THEORY
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PSYCHOPHYSICS & SIGNAL DETECTION THEORYPsychology 3041/6014 Spring, 2019PSYCHOPHYSICS & SIGNAL DETECTION THEORY1. Detectiona) What is it that is being detected?b) Thresholds (Types)c) Detecting Thresholds2. Signal Detection Theory- some stimuli may not be detected above the noise- due to…Criterion ()Discriminability (d’)Calculating d’RESPONSESIGNAL PRESENTYES NOYESNO1 of 3Psychology 3041/6014 Spring, 20193. Subliminal Perceptiona) Visualb) Backmasked speechc) Subaudible speechd) Accelerated speech4. Difference Threshold / Limena) Weber’s Fractionb) Fechner’s Lawc) Steven’s Power Law2 of 3Psychology 3041/6014 Spring, 20195. Relativity of Psychophysical Judgments3 of
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