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Salazar, Douglas A. – Journal of Education and Practice, 2015
This study aimed to raise the achievement level of students in Integral Calculus using Direct Instruction with Razalas' Method of Grouping. The study employed qualitative and quantitative analysis relative to data generated by the Achievement Test and Math journal with follow-up interview. Within the framework of the limitations of the study, the…
Descriptors: Foreign Countries, Mathematics Achievement, Calculus, Direct Instruction
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Wiseman, Alexander W.; Alromi, Naif H.; Alshumrani, Saleh – Citizenship, Social and Economics Education, 2013
This study comparatively examines the impact of students' citizenship status on science education relative to labor market and university expectations in the Kingdom of Saudi Arabia. Specifically, the 2007 Trends in International Mathematics and Science Study (TIMSS) provides science education teaching, learning and achievement data from the…
Descriptors: Foreign Countries, Science Education, Labor Market, Correlation
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Sideridis, Georgios D.; Tsaousis, Ioannis; Al-harbi, Khaleel A. – Journal of Psychoeducational Assessment, 2015
The purpose of the present study was to extend the model of measurement invariance by simultaneously estimating invariance across multiple populations in the dichotomous instrument case using multi-group confirmatory factor analytic and multiple indicator multiple causes (MIMIC) methodologies. Using the Arabic version of the General Aptitude Test…
Descriptors: Semitic Languages, Aptitude Tests, Error of Measurement, Factor Analysis