The study evaluated the usefulness of acoustic tracking as a supplement to perceptual judgments during remediation of articulation errors with a 10-year-old. Analysis of temporal and spectral characteristics of recorded imitations of sentence stimuli were compared with perceptual judgments of articulatory change over a 70-day remediation period…

This study found that teachers' ratings of their 8 severely mentally handicapped pupils' (ages 9-18) classroom behavior were correlated with children's performance on a discrimination learning task. The factors of attention/distractibility and responsivity to consequences correlated significantly with number of errors and number of trials to…