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Nalbantoglu Yilmaz, Funda – Educational Sciences: Theory and Practice, 2017
This study aims to determine the reliability of scores obtained from self-, peer-, and teacher-assessments in terms of teaching materials prepared by teacher candidates. The study group of this research constitutes 56 teacher candidates. In the scope of research, teacher candidates were asked to develop teaching material related to their study.…
Descriptors: Scores, Reliability, Self Evaluation (Individuals), Peer Evaluation
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Dogan, C. Deha; Uluman, Müge – Educational Sciences: Theory and Practice, 2017
The aim of this study was to determine the extent at which graded-category rating scales and rubrics contribute to inter-rater reliability. The research was designed as a correlational study. Study group consisted of 82 students attending sixth grade and three writing course teachers in a private elementary school. A performance task was…
Descriptors: Comparative Analysis, Scoring Rubrics, Rating Scales, Interrater Reliability
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Teker, Gulsen Tasdelen; Guler, Nese; Uyanik, Gulden Kaya – Educational Sciences: Theory and Practice, 2015
Generalizability theory (G theory) provides a broad conceptual framework for social sciences such as psychology and education, and a comprehensive construct for numerous measurement events by using analysis of variance, a strong statistical method. G theory, as an extension of both classical test theory and analysis of variance, is a model which…
Descriptors: Guidelines, Generalizability Theory, Computer Software, Statistical Analysis
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Teker, Gulsen Tasdelen; Dogan, Nuri – Educational Sciences: Theory and Practice, 2015
Reliability and differential item functioning (DIF) analyses were conducted on testlets displaying local item dependence in this study. The data set employed in the research was obtained from the answers given by 1,500 students to the 20 items included in six testlets given in English Proficiency Exam by the School of Foreign Languages of a state…
Descriptors: Foreign Countries, Test Items, Test Bias, Item Response Theory
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Yelboga, Atilla; Tavsancil, Ezel – Educational Sciences: Theory and Practice, 2010
In this research, the classical test theory and generalizability theory analyses were carried out with the data obtained by a job performance scale for the years 2005 and 2006. The reliability coefficients obtained (estimated) from the classical test theory and generalizability theory analyses were compared. In classical test theory, test retest…
Descriptors: Test Theory, Generalizability Theory, Job Performance, Measures (Individuals)
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Guler, Nese; Gelbal, Selahattin – Educational Sciences: Theory and Practice, 2010
In this study, the Classical test theory and generalizability theory were used for determination to reliability of scores obtained from measurement tool of mathematics success. 24 open-ended mathematics question of the TIMSS-1999 was applied to 203 students in 2007-spring semester. Internal consistency of scores was found as 0.92. For…
Descriptors: Generalizability Theory, Test Theory, Test Reliability, Interrater Reliability