EVOLUTION-MANAGER

Edit File: glm.vr.R

# Copyright (C) 1997-2009 The R Core Team #### -*- R -*- require(stats) Fr <- c(68,42,42,30, 37,52,24,43, 66,50,33,23, 47,55,23,47, 63,53,29,27, 57,49,19,29) Temp <- gl(2, 2, 24, labels = c("Low", "High")) Soft <- gl(3, 8, 24, labels = c("Hard","Medium","Soft")) M.user <- gl(2, 4, 24, labels = c("N", "Y")) Brand <- gl(2, 1, 24, labels = c("X", "M")) detg <- data.frame(Fr,Temp, Soft,M.user, Brand) detg.m0 <- glm(Fr ~ M.user*Temp*Soft + Brand, family = poisson, data = detg) summary(detg.m0) detg.mod <- glm(terms(Fr ~ M.user*Temp*Soft + Brand*M.user*Temp, keep.order = TRUE), family = poisson, data = detg) summary(detg.mod) summary(detg.mod, correlation = TRUE, symbolic.cor = TRUE) anova(detg.m0, detg.mod)