A Criterion to Evaluate the Individual Raw-to-Scale Equating Conversions CSEM
- Author(s):
- Guo, Hongwen; Puhan, Gautam; Walker, Michael E.
- Publication Year:
- 2013
- Report Number:
- RR-13-05
- Source:
- ETS Research Report
- Document Type:
- Report
- Page Count:
- 16
- Subject/Key Words:
- Conditional Standard Error of Measurement (CSEM), Equating, Scaling, Reporting Scale
Abstract
In this study we investigated when an equating conversion line is problematic in terms of gaps and clumps. We suggest using the conditional standard error of measurement (CSEM) to measure the scale scores that are inappropriate in the overall raw-to-scale transformation.
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- http://dx.doi.org/10.1002/j.2333-8504.2013.tb02312.x