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Crone, Eveline A.; Jennings, J. Richard; Van der Molen, Maurits W. – Developmental Psychology, 2004
Heart rate was recorded from 3 age groups (8-10, 12, and 20-26 years) while they performed a probabilistic learning task. Stimuli had to be sorted by pressing a left versus right key, followed by positive or negative feedback. Adult heart rate slowed following negative feedback when stimuli were consistently mapped onto the left or right key…
Descriptors: Stimuli, Metabolism, Feedback, Age Differences
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Donohue, Robert L.; Berg, W. Keith – Developmental Psychology, 1991
Assessed infants' ability to anticipate temporally cued events by presenting trials in which an interesting event was paired with a noise, followed by trials in which the interesting event was omitted. Infants demonstrated anticipatory heart-rate responses to the interesting event and a change in response to the interesting event from general to…
Descriptors: Adults, Age Differences, Auditory Stimuli, Conditioning