This paper presents an analysis of the stability of principal components. Stability is measured by the expectation of the absolute inner product of the sample principal component with the corresponding population component. The usefulness and predictive validity of the model were supported through simulation. (SLD)

A number of research reports and meta analyses on student evaluation of college teaching were reviewed. Student ratings were found to be multidimensional, reliable, valid, and relatively unbiased. Results were useful for feedback, course selection, and personnel decisions. Marsh's Students' Evaluations of Educational Quality (SEEQ) was also…

The Child Behavior Checklist (CBCL) is used to assess the behavioral problems and social competencies of children. Its broad usage in both practitioner and research contexts has led to misapplications as compared to the CBCL's original intended purpose. In addition, the composition of the normative sample presents particular difficulties for…