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de Boer, Hester; Donker, Anouk S.; van der Werf, Margaretha P. C. – Review of Educational Research, 2014
This meta-analysis examined the influence of attributes related to the implementation of learning strategy instruction interventions on students' academic performance, and also examined how the attributes related to the method of testing the intervention effects affected the actual effects measured. Using metaregression, we analyzed the…
Descriptors: Meta Analysis, Intervention, Academic Achievement, Learning Strategies
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Silverman, Michael J. – Update: Applications of Research in Music Education, 2009
The purpose of this study is to determine the effects of positive peer reinforcement on self-reported psychological measures and songleading performance in beginning guitar students. No differences were found between the control group (n = 21) and the experimental group (n = 20) concerning psychological measures of self-esteem, stress, and…
Descriptors: Experimental Groups, Control Groups, Psychology, Depression (Psychology)