Presents conceptual and analytical framework for addressing change in public opinion. Explores the possibility that public opinion changes because publics change. Concludes that, by modifying existing component-difference research methods, the proximate sources of societal change can be separated using repeated survey data. Provides an example by…

This report discusses the methods, techniques, and software applications used in processing the data gathered in a survey of the physical condition and health of students in Guangdong Province, China. The introduction provides background on the survey. Survey grouping, data items, and survey procedures are then described. A discussion of…

Simulation studies of the performance of (potentially) robust statistical estimation produce large quantities of numbers in the form of performance indices of the various estimators under various conditions. This report presents a multivariate graphical display used to aid in the digestion of the plentiful results in a current study of Item…