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Dogan, Ozcan; Bayhan, Pinar; Yukselen, Arzu; Isitan, Sonnur – Educational Sciences: Theory and Practice, 2018
This study was planned in order to analyze adolescent body image by age and gender, evaluate the relationship between adolescent body image and socio-cultural factors, and determine the extent to which variables such as age, gender, and Body Mass Index (BMI) can serve as predictors of the influential habits and strategies needed to achieve a…
Descriptors: Human Body, Self Concept, Body Composition, Age Differences
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Çokluk, Ömay; Gül, Emrah; Dogan-Gül, Çilem – Educational Sciences: Theory and Practice, 2016
The study aims to examine whether differential item function is displayed in three different test forms that have item orders of random and sequential versions (easy-to-hard and hard-to-easy), based on Classical Test Theory (CTT) and Item Response Theory (IRT) methods and bearing item difficulty levels in mind. In the correlational research, the…
Descriptors: Test Bias, Test Items, Difficulty Level, Test Theory
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Doruk, Bekir Kursat – Educational Sciences: Theory and Practice, 2012
Values education is crucial since it is one of the factors to reach success in education in broader sense and in mathematics education in particular sense. It is also important for educating next generations of societies. However, previous research showed that expected importance for values education was not given in Mathematics courses. In a few…
Descriptors: Foreign Countries, Values Education, Mathematics Education, Elementary School Students