The purpose of this paper is to provide guidance in choice of analytic bias reduction methods for educational studies in which the goal is to estimate a treatment effect in the presence of selection bias into treatment. In addition, issues of dimensionality, collinearity, omitted confounders, missing outcomes, and non-independence may be factors…

A need existed to develop a graphic procedure to predict student success in 2-year engineering technology programs, based on ACT scores and high school grades. The study stemmed from the need to help students identify their chances of success, to help students clarify their goals, and to indicate needed institutional responses. Regression analysis…

This report is an attempt to analyze the aggression which occurs within extended dyadic interchanges of parent and child, husband and wife, or sibling and peers. An argument is made for a "performance" theory of children's noxious behaviors based on the assumption that most children, exposed to modeling and reinforcing contingencies through which…