Volume 19 
 18.  A StepbyStep Guide to Propensity Score Matching in R Randolph, Justus J., Falbe, Kristina, Manuel, Austin Kureethara, & Balloun, Joseph L.
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 17.  A Primer on Multivariate Analysis of Variance (MANOVA) for Behavioral Scientists. Warne, Russell
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 15.  A Comparison of Three Conditional Growth Percentile Methods: Student Growth Percentiles, Percentile Rank Residuals, and a Matching Method Wyse, Adam E. & Seo, Dong Gi
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 14.  Editorial Changes and Item Performance: Implications for Calibration and Pretesting Stoffel, Heather, Raymond, Mark R., Bucak, S. Deniz & Haist, Steven A.
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 13.  Analyzing Group Level Effects with Clustered Data Using Taylor Series Linearization. Huang, Francis L.
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 12.  Sample Size Determination for Regression Models Using Monte Carlo Methods in R. Beaujean, A. Alexander
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 10.  A Simulation Study of Missing Data with Multiple Missing X’s Rubright, Jonathan D., Nandakumar, Ratna and Gluttin, Joseph J.
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 9.  Estimating unbiased treatment effects in education using a regression discontinuity design. Smith, William C.
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 8.  Revising an Engineering Design Rubric: A Case Study Illustrating Principles and Practices to Ensure Technical Quality of Rubrics. Goldberg, Gail Lynn
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 7.  Improving MultipleGroup confirmatory factor analysis in R – A tutorial in measurement invariance with continuous and ordinal indicators. Hirschfeld, Gerrit & von Brachel, Ruth
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 6.  QuasiExperiments in Schools: The Case for Historical Cohort Control Groups. Walser, Tamara M.
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 5.  Improving Your Exploratory Factor Analysis for Ordinal Data: A Demonstration Using FACTOR. Baglin, James
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 3.  Using metaregression to explore moderating effects in surveys of international achievement. Benton, Tom
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 2.  Impact of Violation of the MissingatRandom Assumption on FullInformation Maximum Likelihood Method in Multidimensional Adaptive Testing. Han, Kyung T. & Fanmin Guo
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 1.  Exploring the Limitations of Measures of Students` Socioeconomic Status (SES) Dickinson, Emily R. & Jill L. Adelson
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The 367 titles in this journal have been retrieved 19,368,788 times since November 13, 1999 when the journal went online.
