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Download full textKingston, Neal M. – 1985
Birnbaum's three-parameter logistic item response model was used to study guessing behavior of low ability examinees on the Graduate Record Examinations (GRE) General Test, Verbal Measure. GRE scoring procedures had recently changed, from a scoring formula which corrected for guessing, to number-right scoring. The three-parameter theory was used…
Descriptors: Academic Aptitude, Analysis of Variance, College Entrance Examinations, Difficulty Level
