ERIC Number: EJ309339
Record Type: CIJE
Publication Date: 1984
Reference Count: 0
Methodological Issues in the Meta-Analysis of Quasi-Experiments.
Bryant, Fred B.; Wortman, Paul M.
New Directions for Program Evaluation, n24 p5-24 Dec 1984
Methods for selecting relevant and appropriate quasi-experimental studies for inclusion in research synthesis using the threats-to-validity approach are presented. Effects of including and excluding studies are evaluated. (BS)
Publication Type: Journal Articles; Opinion Papers
Education Level: N/A
Authoring Institution: N/A
Note: Theme issue with title "Issues in Data Synthesis." Research supported by grant N1E-G-79-0128 from the National Institute of Education.