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Sevgi, Sevim; Berberoglu, Giray; Cobb, Paul; Smith, Thomas M. – International Journal of Mathematical Education in Science and Technology, 2022
This study aims to compare teachers' self-efficacy across Turkish and American in-service middle-school mathematics teachers. The samples consist of 379 Turkish and 245 American in-service middle-school mathematics teachers. The self-efficacy questionnaire of the Middle-school Mathematics and the Institutional Setting of Teaching (MIST) scale was…
Descriptors: Foreign Countries, Middle School Teachers, Self Efficacy, Cross Cultural Studies
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Gökçe, Semirhan; Berberoglu, Giray; Wells, Craig S.; Sireci, Stephen G. – Journal of Psychoeducational Assessment, 2021
The 2015 Trends in International Mathematics and Science Study (TIMSS) involved 57 countries and 43 different languages to assess students' achievement in mathematics and science. The purpose of this study is to evaluate whether items and test scores are affected as the differences between language families and cultures increase. Using…
Descriptors: Language Classification, Elementary Secondary Education, Mathematics Achievement, Mathematics Tests