Kulik, James, & Kulik, Chen-Li
Effects of Ability Grouping on Student Achievement
UC San Diego
What are the effects of ability grouping in the typical study?
Journal Name or Institutional Affiliation:
Equity and Excellence in Education
Vol. 23, No. 1-2, pp. 22-30
- The strongest and clearest effects of grouping were in programs designed especially for talented students.
- Programs that were designed for all students in a grade -not solely for the benefit of talented learners- had significantly lower effects.
- Found support that grouping can be a powerful tool in the education of gifted and talented students.
Journal Article Empirical Research
Ability Groups, Classroom Composition
Method of Analysis:
Unit of Analysis:
- Read 400 documents in full, 82 were useful for the meta-analysis.
- To locate studies they searched on three library data bases: Comprehensive Dissertation Abstracts, Psychological Abstracts, and ERIC.
- A second data source was set of studies located by branching from bibliographies in the review articles retrieved in the computer searches.
- To qualify for the use in this meta-analysis the criteria was: 1) Results had to be reported in a quantitative form 2) Results had to be available from a conventionally-instructed control group as well as from the one receiving the experimental treatment. 3) The control group had to be similar to the experimental group in aptitude. 4) Studies had to take place in actual classrooms.