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Lunz, Mary E.; Stahl, John A. – 1990
Three examinations administered to medical students were analyzed to determine differences among severities of judges' assessments and among grading periods. The examinations included essay, clinical, and oral forms of the tests. Twelve judges graded the three essays for 32 examinees during a 4-day grading session, which was divided into eight…
Descriptors: Clinical Diagnosis, Comparative Testing, Difficulty Level, Essay Tests
Linacre, John M. – 1990
Rank ordering examinees is an easier task for judges than is awarding numerical ratings. A measurement model for rankings based on Rasch's objectivity axioms provides linear, sample-independent and judge-independent measures. Estimates of examinee measures are obtained from the data set of rankings, along with standard errors and fit statistics.…
Descriptors: Comparative Analysis, Error of Measurement, Essay Tests, Evaluators