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Coskun, Burçin; Karadag, Engin – Journal of Pedagogical Research, 2023
In this study, the effects of some student (e.g., gender, bullying, etc.) and school variables (e.g., emphasis on academic achievement, clarity of teaching, etc.) on the TIMSS 2015 science and mathematics achievement of eighth grade students in Türkiye were examined by controlling for the socioeconomic status of the students at the student and…
Descriptors: Student Characteristics, Institutional Characteristics, Science Achievement, Mathematics Achievement
Shapira-Lishchinsky, Orly – Educational Management Administration & Leadership, 2020
The aim of this study was to explore principals' perceptions of school practices that have ethical meaning through a transnational perspective based on the 8th grade TIMSS 2015 international assessment. The sample comprised 8353 principals from 8353 different schools and 280,130 students that participated in the TIMSS 2015 survey. We used…
Descriptors: Principals, Administrator Attitudes, Correlation, School Administration