A comparison of item response theory true score equating and item response theory-based local equating

The need to compare students across different test administrations, or perhaps across different test forms within the same administration, plays a key role in most large-scale testing programs. In order to do this, these tests must be placed on the same scale. Placing test forms onto the same scale...

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Bibliographic Details
Main Author: Keller, Robert R.
Language:ENG
Published: ScholarWorks@UMass Amherst 2007
Subjects:
Online Access:https://scholarworks.umass.edu/dissertations/AAI3290053