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Direct linkKeller, Lisa A.; Keller, Robert; Cook, Robert J.; Colvin, Kimberly F. – Applied Measurement in Education, 2016
The equating of tests is an essential process in high-stakes, large-scale testing conducted over multiple forms or administrations. By adjusting for differences in difficulty and placing scores from different administrations of a test on a common scale, equating allows scores from these different forms and administrations to be directly compared…
Descriptors: Item Response Theory, Equated Scores, Test Format, Testing Programs
