ERIC Number: EJ407949
Record Type: CIJE
Publication Date: 1988
Reference Count: 0
Controlling Variables: A Meta-Analysis of Training Studies.
Ross, John A.
Review of Educational Research, v58 n4 p405-37 Win 1988
Meta analysis techniques were used to synthesize research on teaching students how to control variables when designing an experiment. The review included 65 controlled studies. Findings are reported in terms of the influence on effect sizes of characteristics of the study, instruments used, treatments applied, and results' utilities. (SLD)
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Authoring Institution: N/A