Multiple true-false (MTF) items are a widely used supplement to the commonly used single-best answer (Type A) multiple choice format. However, an optimal scoring algorithm for MTF items has not yet been established, as existing studies yielded conflicting results. Therefore, this study analyzes two questions: What is the optimal scoring algorithm…

On distractor-identification tests students mark as many distractors as possible on each test item. A grading scale is developed for this type testing. The score is optimal in that it yields an unbiased estimate of the student's score as if no guessing had occurred. (Author/JKS)

Findings regarding formats and scoring formulas for multiple-choice test items with more than one correct response are presented. Strong cluing effects in the Type K format, increasing the correct score percentage and reducing test reliability, recommend using the Type X format. Alternative scoring methods are discussed. (Author/CM)

The Ohio Vocational Achievement Tests are specially designed instruments for use by teachers, supervisors, and administrators to evaluate and diagnose vocational achievement for improving instruction in secondary vocational programs at the 11th and 12th grade levels. This guide explains the Ohio Vocational Achievement Tests and how they are used.…