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Sørlie, Mari-Anne; Ogden, Terje – International Journal of School & Educational Psychology, 2015
Results from the first study of the three-level School-Wide Positive Behavior Support model in Europe (SWPBS, called N-PALS) are presented. Using a strengthened nonrandomized design, data was collected from more than 1,200 teachers and 7,640 students at four measure points over four school years in 28 Norwegian intervention schools and 20…
Descriptors: Foreign Countries, Behavior Modification, Positive Behavior Supports, Student Behavior
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Diseth, Åge; Samdal, Oddrun – International Journal of School & Educational Psychology, 2015
The present study was aimed at investigating the relationships between students' perceived classroom achievement goals, school engagement and substance use in terms of smoking and drinking, and at investigating gender differences regarding these issues in a sample of 1,239 Norwegian 10th grade students. A multivariate analysis showed that…
Descriptors: Correlation, Student Attitudes, Goal Orientation, Academic Achievement
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Sørlie, Mari-Anne; Ogden, Terje – International Journal of School & Educational Psychology, 2014
This paper reviews literature on the rationale, challenges, and recommendations for choosing a nonequivalent comparison (NEC) group design when evaluating intervention effects. After reviewing frequently addressed threats to validity, the paper describes recommendations for strengthening the research design and how the recommendations were…
Descriptors: Validity, Research Design, Experiments, Prevention