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RESEARCH LIBRARY

This library features a subset of NBME research, which includes over 1,500 publications dating back to 1923. Check back as we continue to add both new and previously published research. 

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Posted: December 1, 2018 | C. Liu, M. J. Kolen

Journal of Educational Measurement, 55: 564-581

 

Smoothing techniques are designed to improve the accuracy of equating functions. The main purpose of this study is to compare seven model selection strategies for choosing the smoothing parameter (C) for polynomial loglinear presmoothing and one procedure for model selection in cubic spline postsmoothing for mixed‐format pseudo tests under the random groups design.