At 22:02 23/11/2006, Aimin Yan wrote:
>p factor have 5 levels
>aa factor have 19 levels.
>totally it should have 95 combinations.
>but I just find there are 92 combinations.
>Does anyone know how to code to find what combinations are missed?
Does
which(table(p,aa) == 0, arr.ind=TRUE)
do what you w
Aimin Yan wrote:
> p factor have 5 levels
> aa factor have 19 levels.
> totally it should have 95 combinations.
> but I just find there are 92 combinations.
> Does anyone know how to code to find what combinations are missed?
Here is an example with fewer factor levels of one way you might do th
p factor have 5 levels
aa factor have 19 levels.
totally it should have 95 combinations.
but I just find there are 92 combinations.
Does anyone know how to code to find what combinations are missed?
Thanks,
Aimin
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