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Millar, W. Stuart; Watson, John S. – Child Development, 1979
Findings confirmed that whereas six- to eight-month-old infants revealed reliable acquisition under immediate reinforcement, a three-second delay precluded response acquisition, as did six-second and ten-second delay of reinforcement. A modified delayed-reinforcement scheduling procedure enabled a previous methodological criticism to be…
Descriptors: Feedback, Infants, Nonverbal Learning, Reinforcement