ThesisOdencrantz, John R. C.Ridge regression is an alternative to least squares for highly collinear systems of predictor variables. It differs from least squares in having a biasing parameter, k, added to the main diagonal of the X' X matrix. A number of rules for choosing k ha . . .
ThesisApproaches to functional specification of regression models with an emphasis on the Box-Cox transformation procedureEmery, Michael HolmesThis paper presents the view that proper functional specification of regression models is a substantially significant aspect of using regression analysis. Misspecification of the functional form of the model used to study the interrelationships among . . .
ThesisYee, Jean GeeNeonates classified as high and low risk for developmental complications were examined in a hospital clinic at six months of age. Among several measures of infant development, weight was selected for a study of dropout effects. At the six month clinic . . .