Abstract
The effects of positive, negative, and combined social reinforcement on the accuracy of motor performance among 25 preschool boys and 25 girls was determined. Reinforcement was administered on a contingency basis. Arithmetic error indicated significant differences between the sexes for initial trials. No significant social reinforcement effects were obtained. The failure of social reinforcement to influence complex motor performance was explained by the lack of control by an individual in varying his own performance.
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