The efficacy of the Good Behavior Game was examined in a multiethnic New York City public high school. Classroom rules were posted and students were divided into two teams. A reinforcement preference questionnaire was used to select daily and weekly prizes. The classroom teacher indicated that he was going to place a check on the board after every…

This study explored some practical issues for single-case researchers who rely on visual analysis of graphed data, but who also may consider supplemental use of promising statistical analysis techniques. The study sought to answer three major questions: (a) What is a typical range of effect sizes from these analytic techniques for data from…

There is growing evidence of an association between physical illness and problem behavior in children with developmental disabilities. Such behavior can compromise school performance. Therefore, the purpose of the present study was to evaluate, using a group design, the effectiveness of medical intervention alone (N = 11) versus behavioral plus…