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Download full textThompson, Bruce; Crowley, Susan – 1994
Most training programs in education and psychology focus on classical test theory techniques for assessing score dependability. This paper discusses generalizability theory and explores its concepts using a small heuristic data set. Generalizability theory subsumes and extends classical test score theory. It is able to estimate the magnitude of…
Descriptors: Analysis of Variance, Cutting Scores, Decision Making, Error of Measurement
Thompson, Bruce; Borrello, Gloria M. – 1987
Attitude measures frequently produce distributions of item scores that attenuate interitem correlations and thus also distort findings regarding the factor structure underlying the items. An actual data set involving 260 adult subjects' responses to 55 items on the Love Relationships Scale is employed to illustrate empirical methods for…
Descriptors: Adults, Analysis of Covariance, Attitude Measures, Correlation
Thompson, Bruce – 1994
Researchers too frequently consider the reliability of the scores they analyze, and this may lead to incorrect conclusions. Practice in this regard may be negatively influenced by telegraphic habits of speech implying that tests possess reliability and other measurement characteristics. Styles of speaking in journal articles, in textbooks, and in…
Descriptors: Data Collection, Editing, Jargon, Language Patterns
