[R] Table Help

Sean Davis sdavis2 at mail.nih.gov
Tue May 24 22:56:22 CEST 2005

see ?aggregate....


On May 24, 2005, at 4:39 PM, McMurtry, Benjamin G. wrote:
> Is there  easy way using a feature like bind to sum all of collumn two 
> where
> column 1 is the same?

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