Research

Model Misspecification

VanHoudnos, N. (2014). The Efficacy of the Hedges Correction for Unmodeled Clustering, and Its Generalizations in Practical Settings. Unpublished doctoral dissertation, Carnegie Mellon University.

VanHoudnos, N. (2013). On Correcting a Significance Test for Model Misspecification. Paper presented at the fall meeting of the Society for Research on Educational Effectiveness. Washington, D.C.

Slides 

Markov Chain Monte Carlo

Junker, B. W., Patz, R. J. and VanHoudnos, N. (2012). Markov Chain Monte Carlo for Item Response models. Invited chapter for W. J. van der Linden & R. K. Hambleton (Eds.), Handbook of Modern Item Response Theory. Boca Raton, FL: Chapman & Hall/CRC. (to appear, 2013).

Pre-print

VanHoudnos, N. (2013). Tips, tricks, and tuning advice for implementing a Metropolis-Hastings within Gibbs sampler for a 2PL IRT model with R. Web supplement for B. Junker, R. Patz, and N. VanHoudnos, Markov Chain Monte Carlo for Item Response Models.(2012). http://mcmcinirt.stat.cmu.edu

Crowdsourcing in Education Research

VanHoudnos, N., Smith, L., Callan, J., Dabbish, L., & Junker, B. (2011). Crowdsourcing the Rating of Open-Response Mathematics Questions. Building an Education Science: Improving Mathematics and Science Education for All Students. Washington, DC, USA: Society for Research on Educational Effectiveness.

Structured Abstract  -  Poster

VanHoudnos, N. (2011). Can the Internet grade math? Crowdsourcing a complex scoring task and picking the optimal crowd size. Tech. rep. Department of Statistics, Carnegie Mellon University, Pittsburgh, Pennsylvania, USA.

Paper