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O'Mara, Alison J.; Marsh, Herbert W.; Craven, Rhonda G.; Debus, Raymond L. – Educational Psychologist, 2006
Traditional reviews and previous meta-analyses of self-concept interventions have underestimated effect sizes by using an implicitly unidimensional perspective that emphasizes global self-concept. In contrast, this research employed a synergistic blend of meta-analysis and multidimensional construct validation to evaluate the impact of…
Descriptors: Research Design, Construct Validity, Effect Size, Self Concept
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Marsh, Herbert W.; Gouvernet, Paul J. – Journal of Educational Psychology, 1989
The construct validities of the Self Description Questionnaire I, the Perceived Social Competence Scale, and the Multidimensional Measure of Children's Perceptions of Control were assessed, using 508 seventh through ninth graders in Sydney (Australia). Factor analysis, multitrait-multimethod analyses, and patterns of correlations with additional…
Descriptors: Children, Construct Validity, Correlation, Discriminant Analysis