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Direct linkZafer Ozen; Nielsen Pereira; Sarah Bright – Journal of Advanced Academics, 2025
In this study, we applied elastic-net logistic regression to explore critical predictors of students' mathematics and science levels using data from eighth-grade students in the 2019 Trends in International Mathematics and Science Study (TIMSS). The elastic-net approach, a machine learning based approach combining Ridge and Least Absolute…
Descriptors: Achievement Tests, International Assessment, Science Achievement, Mathematics Achievement
Musa Sadak – European Educational Research Journal, 2025
This study focused on the relationships between teacher characteristics and students' mathematics achievement in EU countries, including Hungary, Italy, Lithuania, Malta, Slovenia, Sweden, and Turkey, which are the only EU countries participated in TIMSS 2015 at the eighth-grade level. The data consisted of the sample of 31,969 eighth-grade…
Descriptors: Teacher Characteristics, Predictor Variables, Mathematics Achievement, Foreign Countries
Download full textArife Sahin; Gözde Kurt; Sevda Yerdelen-Damar – Electronic Journal for Research in Science & Mathematics Education, 2025
The study aims to investigate how confidence in mathematics/science, amount of books in the home, gender, whether a student likes being in school, and computer software predicted mathematics and science achievements of students in the Trends in International Mathematics and Science Study (TIMSS) 2019. The sample of the study consisted of…
Descriptors: Foreign Countries, Predictor Variables, Achievement Tests, Mathematics Tests
Fa Zhang; Xia Zhang; Yu Wang – Psychology in the Schools, 2025
This study investigated how domain specificity of academic motivation related to the connection between instructional clarity and academic achievement in science and mathematics. It focused on three aspects of domain-specific academic motivation--self-concept, intrinsic value, and utility value--drawing from the Expectancy-Value Theory model. The…
Descriptors: Teaching Methods, Instructional Effectiveness, Learning Motivation, Academic Achievement
