Chained Versus Post-Stratification Equating in a Linear Context: An Evaluation Using Empirical Data RMSE
- Author(s):
- Puhan, Gautam
- Publication Year:
- 2010
- Report Number:
- RR-10-06
- Source:
- ETS Research Report
- Document Type:
- Report
- Page Count:
- 34
- Subject/Key Words:
- Tucker Equating, Levine Observed-Score Equating, Chained Linear Equating, Equating Error, Equating Bias, Root Mean Square Error (RMSE)
Abstract
Based on these results, it is recommended that either chained linear or Levine score equating be used when new- and old-form samples differ in ability and/or when the anchor-to-total correlation is not very high.
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- http://dx.doi.org/10.1002/j.2333-8504.2010.tb02213.x