David, thanks, I think that should work perfectly
Much obliged
>
> > dfrm <- expand.grid(A=1:3, B=1:3)
> > dfrm$counts <- 1:9
> > xtabs(counts~A, data=dfrm)
> A
> 1 2 3
> 12 15 18
>
> >barplot(xtabs(counts~A, data=dfrm), xlab="Counts by A level")
>
> --
>
> David Winsemius, MD
> West Har
I have a data set with 22 fields and several thousand records in which
one field (count) indicates the number of times that each specific
combination of the other 21 fields occurred in a bigger and largely
unavailable data set.
So each record is unique in its combination of field values and has a
f
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