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Winne, Philip H.; Walsh, John – Journal of Educational Psychology, 1980
Yarworth and Gauthier (EJ 189 606) examined whether self-concept variables enhanced predictions about students' participation in school activities, using unstructured stepwise regression techniques. A reanalysis of their data using hierarchial regression models tested their hypothesis more appropriately, and uncovered multicollinearity and…
Descriptors: Extracurricular Activities, High Schools, Hypothesis Testing, Multiple Regression Analysis
Bridge, R. Gary; And Others – 1979
This book presents the results of 15 years of input-output (I-O) research on schooling effectiveness. The I-O approach identifies and measures the inschool and out-of-school factors that contribute to schooling outcomes, especially reading skills and verbal and mathematics achievement. Five categories of inputs are reviewed in this textbook: (1)…
Descriptors: Academic Achievement, Achievement Tests, Educational Research, Elementary Secondary Education