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Volume 19, 2014

Articles

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A Simulation Study of Missing Data with Multiple Missing X’s
Jonathan D. Rubright, Ratna Nandakumar, and Joseph J. Gluttin

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Editorial Changes and Item Performance: Implications for Calibration and Pretesting
Heather Stoffel, Mark R. Raymond, S. Deniz Bucak, and Steven A. Haist

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A Step-by-Step Guide to Propensity Score Matching in R
Justus J. Randolph, Kristina Falbe, Austin Kureethara Manuel, and Joseph L. Balloun