Hi Ioanna,
For simplicity assume that the new data frame will be named E:
E<-D[,c("Taxonomy","IM.type",paste("VC,1:4,sep="_"))]
While I haven't tested this, I'm pretty sure I have it correct. Just
extract the columns you want from D and assign that to E.
Jim
On Fri, Dec 20, 2019 at 9:02 PM Ioannou, Ioanna
<ioanna.ioan...@ucl.ac.uk> wrote:
>
> Hello Jim,
>
> Thank you every so much it ws very helful. In fact what I want to calculate
> is the following. My very last question is if I want to save the outcome VC,
> IM.type and Taxonomy in a new data.frame how can I do it?
>
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