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olddata_a
2011 Jun 16
1
Merging yields "Error: unexpected input ..."
...I've looked high and low—Paul Johnson's help page, through some of the 5,420 (yikes!) results for “merge” on the R list archives, and google searches—and I'm getting nowhere, so I thought I'd ask.
When I try to merge by the ID variable:
> newdata <- merge(olddata_a, olddata_b, by = “ID”)
… I get the following error:
Error: unexpected input in "newdata <- merge(olddata_a, olddata_b, by = ‚"
Is this error symptomatic of anything in particular? When I searched, I didn' find any examples of this error associated with a merge.
I've al...