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shoaib
2007 Nov 22
5
testing independence of categorical variables
hi,
is there a way of calculating of measuring dependence between two
categorical variables. i tried using the chi square test to test for
independence but i got error saying that the lengths of the two
vectors don't match. Suppose X and Y are two factors. X has 5 levels
and Y has 7 levels. This is what i tried doing
>temp<-chisq.test(x,y)
but got error "the lengths of the two