Test Equating, Scaling, and Linking

Michael J. Kolen is a Professor of Educational Measurement at the University of Iowa. Robert L. Brennan is E. F. Lindquist Chair in Measurement and Testing and Director of the Center for Advanced Studies in Measurement and Assessment at the University of Iowa. Both authors are acknowledged experts on test equating, scaling and linking, they have authored numerous publications on these subjects, consult regularly on these topics and they have taught many workshops and courses on equating. Both authors have been President of the National Council on Measurement in Education (NCME), have received an NCME award for Career Contributions to Educational Measurement and have received an NCME award for Outstanding Technical Contributions to Educational Measurement following publication of the first edition of this book. Professor Brennan authored Generalizability Theory published by Springer-Verlag.

• Introduction and Concepts.- Observed Score Equating Using the Random Groups Design.- Random Groups Smoothing in Equipercentile Equating.- Nonequivalent Groups Linear Methods.- Nonequivalent Groups Equipercentile Methods.- Item Response Theory Methods.- Standard Errors of Equating.- Practical Issues in Equating.- Score Scales.- Linking.- Appendices.- Answers to Exercises.- Computer Programs.- Index.

"The new edition of Test Equating, Scaling, and Linking: Methods and Practices is a welcome update to a book which has become a classic in equating and linking. The book is appealing to anyone interested in the topic of equating, scaling, and linking. For practitioners, the book provides a splendid introduction to the topics considered. ... The book is essential reading for a graduate student in educational measurement." (Bjorn Andersson and Alina A. von Davier, Psychometrika, Vol. 80, 2015)