Impact of Differential Item Functioning on Subsequent Statistical Conclusions Based on Observed Test Score Data

by Bruno D. Zumbo, Zhen Li
Published 2009-01-01

A New Nonparametric Levene Test for Equal Variances

by Bruno D. Zumbo, David W. Nordstokke
Published 2010-01-01

Hazards in Choosing Between Pooled and Separate- Variances t Tests

by Bruno D. Zumbo, Donald W. Zimmerman
Published 2009-01-01

The Robustness of Validity and Efficiency of the Related Samples t-Test in the Presence of Outliers

by James F. Joula, Bruno D. Zumbo, Martha J. Jennings
Published 2002-01-01

Bias in Estimation and Hypothesis Testing of Correlation

by Richard H. Williams, Bruno D. Zumbo, Donald W. Zimmerman
Published 2003-01-01

The Influence of Web- Versus Paper-based Formats on the Assessment of Tobacco Dependence: Evaluating the Measurement Invariance of the Dimensions of Tobacco Dependence Scale

by Chris G. Richardson, Joy L. Johnson, Pamela A. Ratner, Bruno D. Zumbo
Published 2009-01-01

The Influence of Web- versus Paper-Based Formats on the Assessment of Tobacco Dependence: Evaluating the Measurement Invariance of the Dimensions of Tobacco Dependence Scale

by Chris G. Richardson, Joy L. Johnson, Pamela A. Ratner, Bruno D. Zumbo
Published 2009-01-01

The Accuracy of Computerized Adaptive Testing in Heterogeneous Populations: A Mixture Item-Response Theory Analysis.

by Richard Sawatzky, Pamela A Ratner, Jacek A Kopec, Amery D Wu, Bruno D Zumbo
Published 2016-01-01

The Effectiveness of Teamwork Training on Teamwork Behaviors and Team Performance: A Systematic Review and Meta-Analysis of Controlled Interventions.

by Desmond McEwan, Geralyn R Ruissen, Mark A Eys, Bruno D Zumbo, Mark R Beauchamp
Published 2017-01-01