Multiple choice items on tests and Likert items on surveys are ubiquitous in educational, social and behavioral science research; however, methods for analyzing of such data can be problematic. Multidimensional item response theory models are proposed that yield structured Poisson regression...

This report describes the development and recent expansion of HG&E Telecom, the fiber optic network division of Holyoke Gas and Electric (HG&E) in Holyoke, Massachusetts. HG&E is one of 41 longstanding municipal light plants providing electricity service in Massachusetts, of which 10 offer...

People judged both the attractiveness and risk of lotteries to win or lose money. The lotteries were designed to test whether risk and attractiveness judgments show systematic deviations from the simple sum of probability-by-utility-products analogous to (S)EU theory. Our results led to an...