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Direct linkWise, Steven L.; DeMars, Christine E. – Journal of Educational Measurement, 2006
The validity of inferences based on achievement test scores is dependent on the amount of effort that examinees put forth while taking the test. With low-stakes tests, for which this problem is particularly prevalent, there is a consequent need for psychometric models that can take into account differing levels of examinee effort. This article…
Descriptors: Guessing (Tests), Psychometrics, Inferences, Reaction Time
Kupermintz, Haggai – Educational Evaluation and Policy Analysis, 2003
This article addresses the validity of teacher evaluation measures produced by the Tennessee Value Added Assessment System (TVAAS). The system analyzes student test score data and estimates the effects of individual teachers on score gains. These effects are used to construct teacher value-added measures of teaching effectiveness. We describe the…
Descriptors: Teacher Effectiveness, Test Validity, Scores, Socioeconomic Background
