Pseudo Bayes Estimates for Test Score Distributions and Chained Equipercentile Equating RMSE
- Author(s):
- Moses, Tim P.; Oh, Hyeon-Joo
- Publication Year:
- 2009
- Report Number:
- RR-09-47
- Source:
- ETS Research Report
- Document Type:
- Report
- Page Count:
- 29
- Subject/Key Words:
- Equipercentile Equating, Loglinear Smoothing, Pseudo Bayes, Root Mean Square Error (RMSE), Score Distribution
Abstract
Results indicated that the pseudo Bayes estimates have the potential to improve estimation accuracy for test score distributions and chained equipercentile equating functions in situations where loglinear modeling is not ideal and where finding the population loglinear model selection is not likely.
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- http://dx.doi.org/10.1002/j.2333-8504.2009.tb02204.x