A study of modified-Guttman and IRT-based level scoring procedures for work keys assessments
By: E. Matthew Schulz, Michael J. Kolen, W. Alan Nicewander.
Contributors: Kolen, Michael J.; Nicewander, W. Alan.; American College Testing Program.
Series: ACT research report -- 97-7
Publisher: ACT, Inc.
Published: 1997
Place of publication: Iowa City, IA
Language: eng
Number of pages: 53
Subjects: Examinations -- Scoring -- Evaluation.; Item response theory.
Notes: "October 1997"--Cover.

Includes bibliographical references (p. 51-53).