This paper reviews 31 studies which directly compared two or more instructional strategies used with students who display moderate to severe handicaps. The efficiency and effectiveness of 13 strategies are reported, including error manipulation strategies, response prompting strategies, naturalistic teaching strategies, and stimulus modification…

Presented is a quantitative synthesis of examiner familiarity effects on Caucasian and minority students' test performance. Fourteen controlled studies were coded in terms of methodological quality and race-ethnicity. Caucasian students performed similarly in both familiar and unfamiliar examiner conditions, while Black and Hispanic children…

This meta-analysis investigated the effects of formative evaluation procedures on student achievement. Twenty-one controlled studies generated 96 relevant effect sizes (average weighted effect size .70). Magnitude of effect of formative evaluation was associated with publication type, data-evaluation method, data display, and use of behavior…