Findings from research studies that use the Defining Issues Test (DIT), a test of moral judgment development, are described. These findings are relevant to three major questions in higher education research: (1) the question of student outcomes (i.e., what does college experience do for and to people?); (2) the question of the relevance and…

This paper discusses the principles underlying discriminant analysis and constructs a simulated data set to illustrate its methods. Discriminant analysis is a multivariate technique for identifying the best combination of variables to maximally discriminate between groups. Discriminant functions are established on existing groups and used to…

This paper reports changes in the professional knowledge, general knowledge, and communication skills components of the National Teacher Examinations and explains validation procedures. Research efforts to: (1) establish the tests' credibility and usefulness; (2) identify factors the tests measure; and (3) study their relationship to effective…