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J Farb

Publications and source records attributed to J Farb.

3 recordsLinked to original sources

An operant procedure for improving vocabulary definition performances in developmentally delayed children.

This report describes a training program in which operant procedures were used to improve the identification and definition of selected vocabulary words in three developmentally delayed children. Generalization from the training words was well established, as determined by responses to untrained vocabulary performance words. The results of this procedure suggest its application with other developmentally delayed children.

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Improving the generalized mnemonic performance of a Down's syndrome child.

A training program was conducted to improve the generalized mnemonic performance, or memory, of a Down's Syndrome child. Training was directed at digit-span performance with generalization from training determined by responses to untrained mnemonic performance probes. The digit-span items varied in length from three to five digits. Each length constituted an item class, with each class trained within the framework of a multiple-baseline design. Probes consisted of untrained digit-span items, grammatical sentences, nongrammatical sentences, and match-to-sample items. A training procedure, in which 15 items from each class varied continually from trial to trial and from day to day, resulted in the percentage of correct responses to both training and probe items increasing to levels substantially above baseline. The results demonstrate the effectiveness of the training procedure in improving the generalized mnemonic performance of a Down's Syndrome child.

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