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The functional role of discriminative stimuli in free operant performance of developmentally retarded children

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Summary

A free-operant stimulus-removal method for evaluation of the relative functional roles of positive and negative cues in simple two-choice discrimination performance is described and illustrated with data from three developmentally retarded boys. The method avoids the confounding effects of novelty in a restricted-operant ambiguous-cue technique and permits repeated measures on the same Ss. Results suggest that for retarded boys at least, only one of the available relevant cues is functional in discriminative performance and that the kind of cue conditioned is not the same for all Ss.

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References

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Additional information

This research was supported by Research Grant M-2232 from the National Institute of Mental Health, United States Public Health Service. Ss were residents of Rainier School, Buckley, Washington. Superintendent of the institution is Wesley D. White, Ed.D.

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Orlando, R. The functional role of discriminative stimuli in free operant performance of developmentally retarded children. Psychol Rec 11, 153–161 (1961). https://doi.org/10.1007/BF03393398

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  • DOI: https://doi.org/10.1007/BF03393398

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