[R] drop observations
dwinsemius at comcast.net
Thu Dec 30 23:53:01 CET 2010
On Dec 30, 2010, at 4:54 PM, Charlène Cosandier wrote:
> I want to drop observations with value 0 from my data.frame "dta"
> for each
> of the two variables "c01" and "ctotale". How can I do that?
subset(dta, !( c01==0 | ctotale==0) )
... remembering of course to assign this result to some appropriately
> Charlène Lisa Cosandier
> [[alternative HTML version deleted]]
David Winsemius, MD
West Hartford, CT
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