| GSS {vcdExtra} | R Documentation |
Data from the General Social Survey, 1991, on the relation between sex and party affiliation.
data(GSS)
A data frame in frequency form with 6 observations on the following 3 variables.
sexa factor with levels female male
partya factor with levels dem indep rep
counta numeric vector
Agresti, A. Categorical Data Analysis John Wiley & Sons, 2002, Table 3.11, p. 106.
data(GSS) ## maybe str(GSS) ; plot(GSS) ... (GSStab <- xtabs(count ~ sex + party, data=GSS)) mod.glm <- glm(count ~ sex + party, family = poisson, data = GSS)