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Download full textLi, Yuan H.; Griffith, William D.; Tam, Hak P. – 1997
This study explores the relative merits of a potentially useful item response theory (IRT) linking design: using a single set of anchor items with fixed common item parameters (FCIP) during the calibration process. An empirical study was conducted to investigate the appropriateness of this linking design using 6 groups of students taking 6 forms…
Descriptors: Ability, Difficulty Level, Equated Scores, Error of Measurement
Maihoff, N. A.; Mehrens, Wm. A. – 1985
A comparison is presented of alternate-choice and true-false item forms used in an undergraduate natural science course. The alternate-choice item is a modified two-choice multiple-choice item in which the two responses are included within the question stem. This study (1) compared the difficulty level, discrimination level, reliability, and…
Descriptors: Classroom Environment, College Freshmen, Comparative Analysis, Comparative Testing
