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Williams, Dean C.; Dube, William V.; Johnston, Mark D.; Saunders, Kathryn J. – American Journal on Mental Retardation, 1998
Two studies compared performance on conditional and trial-unique delayed identity matching-to-sample procedures with five subjects having moderate to severe mental retardation and four subjects with mild mental retardation. Across the studies, six of nine subjects showed lower delayed-matching accuracy when fewer rather than more stimuli were…
Descriptors: Cognitive Processes, Discrimination Learning, Mild Mental Retardation, Objective Tests
