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Chang, Heesun – Language Assessment Quarterly, 2022
Drawing on the framework of invariant measurement from Rasch measurement theory, the purpose of this study is to psychometrically evaluate the 20 language and teaching skill domains of the International Teaching Assistant (ITA) Test using the many-facet Rasch model and to empirically explore performance differences between females and males in…
Descriptors: Teaching Assistants, Grammar, Second Language Learning, Second Language Instruction
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Hopster-den Otter, Dorien; Muilenburg, Selia N.; Wools, Saskia; Veldkamp, Bernard P.; Eggen, Theo J. H. M. – Assessment in Education: Principles, Policy & Practice, 2019
This study investigated (1) the extent to which presentations of measurement error in score reports influence teachers' decisions and (2) teachers' preferences in relation to these presentations. Three presentation formats of measurement error (blur, colour value and error bar) were compared to a presentation format that omitted measurement error.…
Descriptors: Error of Measurement, Scores, Decision Making, Teacher Attitudes
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Zapata-Rivera, Diego; Zwick, Rebecca; Vezzu, Margaret – Educational Assessment, 2016
The goal of this study was to explore the effectiveness of a short web-based tutorial in helping teachers to better understand the portrayal of measurement error in test score reports. The short video tutorial included both verbal and graphical representations of measurement error. Results showed a significant difference in comprehension scores…
Descriptors: Error of Measurement, Tutorial Programs, Instructional Effectiveness, Web Based Instruction
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Han, Chao – Language Assessment Quarterly, 2016
As a property of test scores, reliability/dependability constitutes an important psychometric consideration, and it underpins the validity of measurement results. A review of interpreter certification performance tests (ICPTs) reveals that (a) although reliability/dependability checking has been recognized as an important concern, its theoretical…
Descriptors: Foreign Countries, Scores, English, Chinese
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Ferrao, Maria – Assessment & Evaluation in Higher Education, 2010
The Bologna Declaration brought reforms into higher education that imply changes in teaching methods, didactic materials and textbooks, infrastructures and laboratories, etc. Statistics and mathematics are disciplines that traditionally have the worst success rates, particularly in non-mathematics core curricula courses. This research project,…
Descriptors: Foreign Countries, Computer Assisted Testing, Educational Technology, Educational Assessment
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Lane, Andrew M.; Nevill, Alan M.; Bowes, Neal; Fox, Kenneth R. – Research Quarterly for Exercise and Sport, 2005
Establishing stability, defined as observing minimal measurement error in a test-retest assessment, is vital to validating psychometric tools. Correlational methods, such as Pearson product-moment, intraclass, and kappa are tests of association or consistency, whereas stability or reproducibility (regarded here as synonymous) assesses the…
Descriptors: Psychometrics, Multivariate Analysis, Correlation, Test Validity
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Xi, Xiaoming; Mollaun, Pam – ETS Research Report Series, 2006
This study explores the utility of analytic scoring for the TOEFL® Academic Speaking Test (TAST) in providing useful and reliable diagnostic information in three aspects of candidates' performance: delivery, language use, and topic development. G studies were used to investigate the dependability of the analytic scores, the distinctness of the…
Descriptors: English (Second Language), Language Tests, Second Language Learning, Oral Language