An irrelevant auditory probe procedure was employed to evoke brain event-related potentials (ERPs) in 56 right-handed Caucasian males while they learned concepts presented to them in study booklets. A mastery test was administered to assess concept acquisition. Subjects were divided into two groups according to whether or not their achievement…

A study was undertaken at a large, ethnically diverse community college in California to identify instructor and course factors associated with grade variability and grade differences by gender and race/ethnicity in mathematics courses. The study used a statistical procedure called hierarchical linear models (HLM) to analyze the relationship…