Research Methodology 
 2017  Data Transformations for Inference with Linear Regression: Clarifications and Recommendations. Pek, J., Wong, O., & Wong, AC.
Viewed 107 times since 10/11/2017.

 2017  The Use of Reddit as an Inexpensive Source for HighQuality Data. Jamnik, Matthew R., & Lane, David J.
Viewed 602 times since 5/30/2017.

 2017  Hierarchical Linear Modeling with Maximum Likelihood, Restricted Maximum Likelihood, and Fully Bayesian Estimation Boedeker, Peter
Viewed 782 times since 4/12/2017.

 2016  Partial Least Squares Structural Equation Modeling with R Ravand, Hamdollah, & Baghaei, Purya
Viewed 2,584 times since 9/16/2016.

 2016  Accuracy of range restriction correction with multiple imputation in small and moderate samples: A simulation study Pfaffel, Andreas, & Spiel, Christiane
Viewed 998 times since 9/13/2016.

 2016  Measurement Error and Equating Error in Power Analysis Phillips, Gary W., and Jiang, Tao
Viewed 1,032 times since 8/8/2016.

 2016  Regularization Methods for Fitting Linear Models with Small Sample Sizes: Fitting the Lasso Estimator using R. Finch, W. Holmes, & Finch, Maria E. Hernandez
Viewed 1,650 times since 5/8/2016.

 2016  A Comparison of Three Approaches to Correct for Direct and Indirect Range Restrictions: A Simulation Study. Pfaffel, Andreas, Schober, Barbara, & Spiel, Christiane.
Viewed 1,901 times since 3/24/2016.

 2016  Confidence Intervals for Effect Sizes: Applying Bootstrap Resampling. Banjanovic, Erin S., and Osborne, Jason W.
Viewed 3,441 times since 3/11/2016.

 2016  A Brief Guide to Decisions at Each Step of the Propensity Score Matching Process. Harris, Heather, & Horst, S. Jeanne
Viewed 2,328 times since 2/19/2016.

 2016  Tutorial on Using Regression Models with Count Outcomes using R Beaujean, A. Alexander & Grant, Morgan B.
Viewed 5,997 times since 2/2/2016.

 2016  Data visualization of itemtotal correlation by median smoothing Yu, Chong Ho, Douglas, Samantha, Lee, Anna, & An, Min
Viewed 2,029 times since 2/1/2016.

 2015  A Practical Guide for Using Propensity Score Weighting in R. Olmos, Antonio & Priyalatha Govindasamy
Viewed 13,615 times since 6/27/2015.

 2015  What is Rotating in Exploratory Factor Analysis? Osborne, Jason W.
Viewed 21,871 times since 1/7/2015.

 2015  Linear Logistic Test Modeling with R Baghaei, Purya & Kubinger, Klaus D
Viewed 4,488 times since 1/1/2014.

 2014  A StepbyStep Guide to Propensity Score Matching in R Randolph, Justus J., Falbe, Kristina, Manuel, Austin Kureethara, & Balloun, Joseph L.
Viewed 22,860 times since 11/19/2014.

 2014  A Primer on Multivariate Analysis of Variance (MANOVA) for Behavioral Scientists. Warne, Russell
Viewed 17,561 times since 11/18/2014.

 2014  Modelling the preferences of students for alternative assignment designs using the Discrete Choice Experiment methodology. Kennelly, B., Flannery, D., Considine. J., Doherty. E., & Hynes, S.
Viewed 2,656 times since 11/13/2014.

 2014  Analyzing Group Level Effects with Clustered Data Using Taylor Series Linearization. Huang, Francis L.
Viewed 3,360 times since 11/11/2014.

 2014  Sample Size Determination for Regression Models Using Monte Carlo Methods in R. Beaujean, A. Alexander
Viewed 16,356 times since 8/23/2014.

 2014  Impact of Sample Size and Variability on the Power and Type I Error Rates of Equivalence Tests: A Simulation Study. Rusticus, Shayna A. & Lovato, Chris Y.
Viewed 11,764 times since 8/16/2014.

 2014  A Simulation Study of Missing Data with Multiple Missing X’s Rubright, Jonathan D., Nandakumar, Ratna and Gluttin, Joseph J.
Viewed 4,891 times since 8/12/2014.

 2014  Estimating unbiased treatment effects in education using a regression discontinuity design. Smith, William C.
Viewed 5,039 times since 8/3/2014.

 2014  QuasiExperiments in Schools: The Case for Historical Cohort Control Groups. Walser, Tamara M.
Viewed 8,763 times since 6/23/2014.

 2014  Improving Your Exploratory Factor Analysis for Ordinal Data: A Demonstration Using FACTOR. Baglin, James
Viewed 16,645 times since 6/14/2014.

 2014  Exploring the Limitations of Measures of Students` Socioeconomic Status (SES) Dickinson, Emily R. & Jill L. Adelson
Viewed 5,687 times since 5/15/2014.

 2013  Educational Research with RealWorld Data: Reducing Selection Bias with Propensity Score Analysis. Adelson, Jill L.
Viewed 3,840 times since 12/18/2013.

 2013  Comparing Propensity Score Methods in Balancing Covariates and Recovering Impact in Small Sample Educational Program Evaluations. Stone, Clement A. & Tang, Yun
Viewed 9,127 times since 11/5/2013.

 2013  Normality of residuals is a continuous variable, and does seem to influence the trustworthiness of confidence intervals : A response to, and appreciation of, Williams, Grajales, and Kurkiewicz (2013) Osborne, Jason W.
Viewed 4,021 times since 9/6/2013.

 2013  Assumptions of Multiple Regression: Correcting Two Misconceptions. Williams, Matt N., Grajales, Carlos Alberto Gómez, & Kurkiewicz, Dason
Viewed 23,858 times since 9/6/2013.

 2013  Using the Student's ttest with extremely small sample sizes de Winter, J.C.F.
Viewed 95,853 times since 8/6/2013.

 2013  Determining the Number of Factors to Retain in EFA: Using the SPSS RMenu v2.0 to Make More Judicious Estimations Courtney, Matthew Gordon Ray
Viewed 17,667 times since 4/30/2013.

 2013  Forest plots in Excel: Moving beyond a clump of trees to a forest of visual information. Derzon, James H. & Alford, Aaron A.
Viewed 24,374 times since 4/29/2013.

 2013  Practical Considerations for Using Exploratory Factor Analysis in Educational Research. Beavers, Amy S., Lounsbury, John W., Richards, Jennifer K., Huck, Schuyler W., Skolits, Gary J. & Esquivel, Shelley L.
Viewed 22,157 times since 3/5/2013.

 2013  Factor Analysis using R. Beaujean, A. Alexander
Viewed 31,032 times since 2/25/2013.

 2013  Studies of the Effect of Formative Assessment on Student Achievement: So Much More is Needed. McMillan, James H., Venable, Jessica C., & Varier, Divya
Viewed 12,494 times since 2/19/2013.

 2013  Unitweighted scales imply models that should be tested! Beauducel, André & Leue, Anja
Viewed 4,198 times since 2/18/2013.

 2012  Replication Analysis in Exploratory Factor Analysis: What it is and why it makes your analysis better. Osborne, Jason W. & David C. Fitzpatrick
Viewed 9,779 times since 11/1/2012.

 2012  Logits and tigers and bears, oh my! A brief look at the simple math of logistic regression and how it can improve dissemination of results. Osborne, Jason W.
Viewed 6,416 times since 6/6/2012.

 2012  Interpreting Multiple Linear Regression: A Guidebook of Variable Importance Nathans, Laura L., Oswald, Frederick L., & Nimon, Kim
Viewed 90,800 times since 4/29/2012.

 2012  A Demonstration of a Systematic ItemReduction Approach Using Structural Equation Modeling. Larwin, Karen & Harvey, Milton
Viewed 8,653 times since 4/23/2012.

 2011  Exploring Item Order in AnxietyRelated Constructs: Practical Impacts of Serial Position. Carleton, R. Nicholas, Thibodeau, Michel A., Osborne, Jason W. & Asmundson, Gordon J. G.
Viewed 5,334 times since 4/21/2012.

 2012  Terminating Sequential Delphi Survey Data Collection Kalaian, Sema & Rafa M. Kasim
Viewed 7,077 times since 1/23/2012.

 2012  Transforming Rubrics Using Factor Analysis Baryla, Ed, Shelley, Gary and William Trainor
Viewed 6,794 times since 1/23/2012.

 2012  Estimating ordinal reliability for Likerttype and ordinal item response data: A conceptual, empirical, and practical guide Gadermann, Anne M., Guhn, Martin & Bruno D. Zumbo
Viewed 25,966 times since 1/17/2012.

 2011  Reporting and Discussing Effect Size: Still the Road Less Traveled? McMillan, James H. & Jennifer Foley
Viewed 13,730 times since 10/18/2011.

 2011  Best Practices in Using Large, Complex Samples: The Importance of Using Appropriate Weights and Design Effect Compensation Osborne, Jason
Viewed 4,246 times since 9/19/2011.

 2011  Cohen's d vs. Alternative Standardized Mean Group Difference Measures Cahan, Sorel & Eyal Gamliel
Viewed 10,028 times since 6/28/2011.

 2011  Applying Tests of Equivalence for Multiple Group Comparisons: Demonstration of the Confidence Interval Approach. Rusticus, Shayna A. & Chris Y. Lovato
Viewed 9,730 times since 4/25/2011.

 2011  The operating characteristics of the nonparametric Levene test for equal variances with assessment and evaluation data. Nordstokke, David W., Zumbo, Bruno D., Cairns, Sharon L., Saklofske, Donald H.
Viewed 12,392 times since 2/26/2011.

 2011  Formative Use of Assessment Information: It’s a Process, So Let’s Say What We Mean Good, Robert
Viewed 11,145 times since 2/22/2011.

 2010  YuleSimpson's Paradox in Research Goltz, Heather Honoré & Matthew Lee Smith
Viewed 8,952 times since 10/18/2010.

 2010  Improving your data transformations: Applying the BoxCox transformation Osborne, Jason
Viewed 51,719 times since 10/6/2010.

 2012  FivePoint Likert Items: t test versus MannWhitneyWilcoxon (Addendum added October 2012) de Winter, J. C. F. & D. Dodou
Viewed 50,108 times since 10/6/2010.

 2010  Prevalence and characteristics of student attitude surveys used in public elementary schools in the United States Stapleton, Laura M., Cafarelli, Michael, Almario, Miguel N. and Ching, Tom
Viewed 10,097 times since 5/18/2010.

 2010  Analyzing the longitudinal K12 grading histories of entire cohorts of students: Grades, data driven decision making, dropping out and hierarchical cluster analysis. Bowers, Alex J.
Viewed 6,565 times since 5/12/2010.

 2009  Understanding and Using Factor Scores: Considerations for the Applied Researcher DiStefano, Christine, Zhu, Min & Mîndrilã, Diana
Viewed 98,306 times since 10/26/2009.

 2009  A Guide to Writing the Dissertation Literature Review Randolph, Justus
Viewed 179,620 times since 6/4/2009.

 2009  Examining Design and InterRater Reliability of a Rubric Measuring Research Quality across Multiple Disciplines Bresciani, Marilee J., Oakleaf, Megan, Kolkhorst, Fred, Nebeker, Camille, Barlow, Jessica, Duncan, Kristin, and Hickmott, Jessica
Viewed 13,520 times since 5/29/2009.

 2009  Combining Dual Scaling with SemiStructured Interviews to Interpret Rating Differences Childs, Ruth A., Ram, Anita & Xu, Yunmei
Viewed 7,971 times since 5/26/2009.

 2009  Using recursive regression to explore nonlinear relationships and interactions: A tutorial applied to a multicultural education study Strang, Kenneth David
Viewed 15,230 times since 3/16/2009.

 2009  Evaluating the collaborative strategic reading intervention: An overview of randomized controlled trial options. Hitchcock, J.H., Kurki, A., Wilkins, C., Dimino, J., and Gersten, R.
Viewed 14,086 times since 1/28/2009.

 2008  Revisiting the Collinear Data Problem: An Assessment of Estimator 'IllConditioning' in Linear Regression Callaghan, Karen J. and Chen, Jie
Viewed 14,745 times since 6/18/2008.

 2008  What Does it Mean to Be Average? The Miles per Gallon versus Gallons per Mile Paradox Revisited Haans, Antal
Viewed 16,168 times since 4/8/2008.

 2008  Conducting External Profile Analysis with Multiple Regression Culpepper, Steven Andrew
Viewed 14,150 times since 1/9/2008.

 2007  A data visualization and data mining approach to response and nonresponse analysis in survey research Yu,Chong Ho, JannaschPennell, Angel, DiGangi,Samuel, Kim,Chang & Andrews, Sandra
Viewed 15,114 times since 12/20/2007.

 2007  Minimizing NonResponse in The Delphi Process: How to Respond to NonResponse Hsu, ChiaChien & Sandford, Brian A.
Viewed 15,646 times since 12/7/2007.

 2007  Randomized Field Trials and Internal Validity: Not So Fast My Friend. McMillan, James H.
Viewed 17,767 times since 12/3/2007.

 2007  The Delphi Technique: Making Sense of Consensus Hsu, ChiaChien & Sandford, Brian A.
Viewed 46,947 times since 8/30/2007.

 2007  Assessing Program Outcomes When Participation Is Voluntary: Getting More Out of a StaticGroup Comparison. Szafran, Robert F.
Viewed 13,292 times since 5/29/2007.

 2007  Determining the Number of Factors to Retain in EFA: An easytouse computer program for carrying out Parallel Analysis Ledesma, Rubén Daniel and Pedro ValeroMora
Viewed 31,494 times since 2/1/2007.

 2006  Using Regression Mixture Analysis in Educational Research Ding, Cody S.
Viewed 35,794 times since 11/28/2006.

 2006  Consider Propensity Scores to Compare Treatments Rudner, Lawrence M. & Johnette Peyton
Viewed 16,152 times since 11/17/2006.

 2003  Patterns of Response and Nonresponse from Teachers to Traditional and Web Surveys Mertler, Craig A.
Viewed 31,376 times since 10/7/2003.

 2003  Reducing Error in Mail Surveys Cui, Wei Wei
Viewed 63,050 times since 9/2/2003.

 2003  Metaanalysis methods for synthesizing treatment effects in multisite studies: hierarchical linear modeling (HLM) perspective Kalaian, Sema A.
Viewed 56,733 times since 6/23/2003.

 2002  Four assumptions of multiple regression that researchers should always test. Osborne, Jason and Elaine Waters
Viewed 573,429 times since 1/7/2002.

 2001  Replication: A Design Principle for Field Research Schafer, William D.
Viewed 63,540 times since 4/18/2001.

 2000  Advantages of Hierarchical Linear Modeling. Osborne, Jason W.
Viewed 116,146 times since 1/10/2000.

 1999  The Nature of Evaluation Part II: Training Scriven, Michael
Viewed 56,635 times since 11/13/1999.

 1997  Designing Structured Interviews for Educational Research. 
Viewed 129,624 times since 11/13/1999.

 1996  Pitfalls of Data Analysis. Helberg, Clay
Viewed 45,092 times since 11/13/1999.

 1996  Kerlinger's Research Myths. Daniel, Larry G.
Viewed 66,068 times since 11/13/1999.

 1996  Hints for Designing Effective Questionnaires. Frary, Robert B.
Viewed 153,508 times since 11/13/1999.

 1996  Authorship Ethics. Syrett, Kristen L. & Rudner, Lawrence M.
Viewed 39,689 times since 11/13/1999.

 1994  The Concept of Statistical Significance Testing. Thompson, Bruce
Viewed 148,044 times since 11/13/1999.

 1992  PersonFit Statistics: High Potential and Many Unanswered Questions. Bracey, Gerald & Rudner, Lawrence M.
Viewed 24,542 times since 11/13/1999.

 1992  Resampling: A Marriage of Computers and Statistics. Rudner, Lawrence M. & Shafer, Mary Morello
Viewed 25,127 times since 11/13/1999.

 1991  Steps in Designing an Indicator System. Shavelson, Richard J. & McDonnell, L. & J. Oakes
Viewed 31,974 times since 11/13/1999.

 1991  The Application of Case Study Evaluations. Davey, Lynn
Viewed 63,156 times since 11/13/1999.

 1991  MetaAnalysis in Educational Research. BangertDrowns, Robert L. & Rudner, Lawrence M.
Viewed 60,881 times since 11/13/1999.
