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absolute threshold
minimal amount of stimulation necessary to detect a stimulus at last half the time
just noticeable difference
minimum distance between stimuli necessary to detect them as distinct
Weber’s Law
the difference threshold is proportional to the intensity of the stimulus
selective attention
focusing on one things while ignoring another
cocktail party phenomenon
one can hear one’s name mentioned in another conversation; individuals filter information even when focusing elsewhere
divided attention
attempting to focus on multiple things simultaneously