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TERMS P&A CHAPTER 2: SIGNAL DETECTION THEORY

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PERCEPTION AND ATTENTION Flashcards on TERMS P&A CHAPTER 2: SIGNAL DETECTION THEORY, created by Nuria Nácher Soler on 28/12/2019.

Flashcards by Nuria Nácher Soler, updated more than 1 year ago

	Created by Nuria Nácher Soler almost 6 years ago

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Resource summary

Question	Answer
SIGNAL DETECTION EXPERIMENT	Single low-intensity tone that is difficult to hear presented in some of the trials
HIT	Saying "yes" when the tone is present
MISS	Saying "no" when the stimulus is present
FALSE ALARM	Saying "yes" when there is no stimulus
CORRECT REJECTION	Saying "no" when the stimulus is not present
ROC CURVE	Receiver operating caracteristic curve
SIGNAL	Stimulus presented to the person
NOISE	All the other stimuli in the environment
PERCEPTUAL EFFECT (LOUDNESS)	What the person experiences on each trial
d´	Distance between the peaks of the (N) and the (S+N). Indicates the person´s sensitivity to a stimulus and affects the shape of the ROC curve: when d´ is high ROC is more bowed

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