Missing data are a pervasive problem in many psychological applications in the real world. In this article we study the impact of dropout on the operational characteristics of several approaches that can be easily implemented with commercially available software. These approaches include the covariance pattern model based on an unstructured…

This research investigates the incidence and wage effects of overskilling for vocational education and training (VET) graduates in Australia between 2001 and 2006. Overskilling is defined as the extent to which workers are able to use their skills and abilities in their current job. The authors compare overskilling with other measures of skill…

The Second International Conference on Educational Data Mining (EDM2009) was held at the University of Cordoba, Spain, on July 1-3, 2009. EDM brings together researchers from computer science, education, psychology, psychometrics, and statistics to analyze large data sets to answer educational research questions. The increase in instrumented…