search for: rdiagnostics

Hello dear R help list, I wish to compile a check-list for diagnostic measures for OLS regression. My question: Can you offer more (or newer) tests/measures for the validity of a linear model then what is given here: http://www.statmethods.net/stats/rdiagnostics.html This resource gives a list of measures to test for: OUTLIERS, INFLUENTIAL OBSERVATIONS, NON-NORMALITY, NON-CONSTANT ERROR VARIANCE, MULTI-COLLINEARITY, NONLINEARITY, NON-INDEPENDENCE OF ERRORS and some global validation. I came across it after searching online for ways to validate a regressi...

Hola Buenas noches   Alguien me podria indicar en que paquete puedo encontras modelos lineales y cuadratico para ajustar una serie de datos   Gracias [[alternative HTML version deleted]]