The effectiveness of the Coombs elimination procedure was evaluated with 29 college students enrolled in a statistics course. Five multiple-choice tests were employed and scored using the Coombs procedure. Results suggest that the Coombs procedure decreased guessing, and this effect increased over the grading period. (Author/LMO)

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…

To assess the impact of various rating scale formats in rating student teachers, a Likert-type scale (Highly agree/slightly agree/neither/slightly disagree/highly disagree) was derived from the graphic scale currently used by the cooperating teachers and university supervisors. They rated the music student teachers on an eight-point scale from…