[R] Can I test if there are statistical significance between different rows in R*C table?
Uwe Ligges
ligges at statistik.uni-dortmund.de
Fri Jul 20 13:11:21 CEST 2007
zhijie zhang wrote:
> Dear friends,
> My R*C table is as follow:
>
>
>
> better
>
> good
>
> bad
>
> Goup1
>
> 16
>
> 71
>
> 37
>
> Group2
>
> 0
>
> 4
>
> 61
>
> Group3
>
> 1
>
> 6
>
> 57
>
> Can I test if there are statistical significant between Group1 and
> Group2, Group2 and Group3, Group1 and Group2, taking into the multiple
> comparisons?
So what is you hypothesis? Statistical significance of what it to be tested?
Uwe Ligges
> The table can be set up using the following program:
>
> a<-matrix(data=c(16,71,37,0,4,61,1,6,57),nrow=3,byrow=TRUE)
> Thanks very much.
>
>
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