[R] hi have a question about merging.
dieter.menne at menne-biomed.de
Thu Dec 9 08:39:11 CET 2010
> this is the problem:
> load this R data frame over the internet and save it to your hard drive.
> please show how to save a dataset of males only (the variable male=1) to a
> new dataframe. Then do the now to merge:
> I tried >merge(newr,news)
In R-world, other than in c, you have to assign the result to change it.
realynew <- merge(....)
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