What package is 'grand.merge' in?
--- On Wed, 7/22/09, Archana Dayalu wrote:
> From: Archana Dayalu
> Subject: [R] Problem with "merge" command duplicating values
> To: r-help@r-project.org
> Received: Wednesday, July 22, 2009, 3:44 PM
> Hello,
> I am att
Hello,
I am attempting to merge 8 different data sets into a "grand merge" data
set; all their variable names are common except for the the gas measured.
However, when I did a quick stat summary comparison of merged data with
unmerged data, it turned out that R mysteriously duplicated thousands of
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