Two studies compared the effectiveness of two procedures (multiple examples across trials and within trials) in teaching 10 students (ages 10-20) with moderate disabilities functional word discriminations. The first procedure was superior in acquisition; the latter procedure, however, was better under generalization for most participants.…

Sixteen individuals (ages 7-18) with moderate or severe mental retardation were taught to identify 2 comparative discriminations by a static or dynamic presentation procedure. No differences in percentage of unprompted correct responses were found between the two procedures in training, generalization, or maintenance. (Author/JDD)

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…