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The Effect of Educational Leadership on Students' Achievement: A Meta-Analysis Study
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Karadag, Engin; Bektas, Fatih; Çogaltay, Nazim; Yalçin, Mikail – Asia Pacific Education Review, 2015
In this meta-analysis study, different leadership styles were combined, and the relationship between educational leadership and student achievement was analyzed. In the literature review, 57 research articles/dissertations, independent from one another, were brought together, and 28,964 study subjects were included in the sample group. The results…
Descriptors: Instructional Leadership, Leadership Styles, Academic Achievement, Meta Analysis
Educational Leadership and Job Satisfaction of Teachers: A Meta-Analysis Study on the Studies Published between 2000 and 2016 in Turkey
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Cogaltay, Nazim; Yalcin, Mikail; Karadag, Engin – Eurasian Journal of Educational Research, 2016
Problem Statement: The number of studies on the effect of educational leadership on several organizational outputs is increasing. The most popular topic to review within the framework of leadership is job satisfaction. In several studies, a positive correlation was found between leadership and job satisfaction. According to the two-factor theory…
Descriptors: Foreign Countries, Instructional Leadership, Job Satisfaction, Meta Analysis
The Effect of Educational Leadership on Organizational Variables: A Meta-Analysis Study in the Sample of Turkey
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Çogaltay, Nazim; Karadag, Engin – Educational Sciences: Theory and Practice, 2016
The purpose of this study is to test the effect of educational leadership on some organizational variables using meta-analysis method. In this context, the results of independent researches were merged together and the hypotheses created within the scope of the study were tested. In order to determine the researches to be included in the study,…
Descriptors: Foreign Countries, Instructional Leadership, Meta Analysis, Databases
An Analysis of Research Methods and Statistical Techniques Used by Doctoral Dissertation at the Education Sciences in Turkey
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Karadag, Engin – Current Issues in Education, 2010
To assess research methods and analysis of statistical techniques employed by educational researchers, this study surveyed unpublished doctoral dissertation from 2003 to 2007. Frequently used research methods consisted of experimental research; a survey; a correlational study; and a case study. Descriptive statistics, t-test, ANOVA, factor…
Descriptors: Research Methodology, Doctoral Dissertations, Foreign Countries, Educational Researchers