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gluc
2007 Nov 14
2
Help with Bartlett's test on linear model
...le in Dalgaard's book.
I know var.test works fine but I want to learn how to use the Bartlett's
test.
> hellung$glucose <- factor(hellung$glucose, labels=c("Yes","No"))
> attach(hellung)
> tethym.gluc <- hellung[glucose=="Yes",]
> tethym.nogluc <- hellung[glucose=="No",]
> lm.nogluc <- lm(log10(diameter)~log10(conc), data=tethym.nogluc)
> lm.gluc <- lm(log10(diameter)~log10(conc), data=tethym.gluc)
I guess I have two questions. 1) How to use bartlett.test with linear
model (using the model above) and 2) how to...