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Fan, Xitao; Sun, Shaojing – Journal of Early Adolescence, 2014
In adolescence research, the treatment of measurement reliability is often fragmented, and it is not always clear how different reliability coefficients are related. We show that generalizability theory (G-theory) is a comprehensive framework of measurement reliability, encompassing all other reliability methods (e.g., Pearson "r,"…
Descriptors: Generalizability Theory, Measurement, Reliability, Correlation
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Chen, Yi-Hsin; Gorin, Joanna S.; Thompson, Marilyn S.; Tatsuoka, Kikumi K. – International Journal of Testing, 2008
As with any test administered across linguistically and culturally diverse groups, evidence suggesting the equivalence of score meaning across countries is needed for valid comparisons. The current study examines the cross-cultural equivalence of score interpretations from the Trends in International Mathematics and Science Study (TIMSS)-1999 from…
Descriptors: Construct Validity, Mathematics Tests, Foreign Countries, Equated Scores