# NOT RUN {
str(Asprin)
attach(Asprin)
STACKED <-stack(Asprin)
STACKED[1:5,]
boxplot(values~ind,col=c("red","blue","green"),data=STACKED)
anova(lm(values~ind,data=STACKED))
remove(STACKED)
detach(Asprin)
# }
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