I think you are looking for something like
aggregate(cbind(VPts, HPts) ~ VTm + HTm, data = NFL, sum)
but you should look at the examples for ?aggregate to tweak it to what
you need.
Michael
On Wed, May 2, 2012 at 7:45 AM, Daniel_55 <serna.da...@gmail.com> wrote:
> Hello,
>
> I'm looking for what I'm sure is a quick answer. I'm working with a data set
> that looks like this:
>
> Week Game.ID VTm VPts HTm HPts
> Differential HomeWin
> 1 1 NFL_20050908_OAK@NE OAK 20 NE 30 10
> FALSE
> 2 1 NFL_20050911_ARI@NYG ARI 19 NYG 42 23
> FALSE
> 3 1 NFL_20050911_CHI@WAS CHI 7 WAS 9 2
> FALSE
> 4 1 NFL_20050911_CIN@CLE CIN 27 CLE 13 -14
> FALSE
> 5 1 NFL_20050911_DAL@SD DAL 28 SD 24 -4
> FALSE
> 6 1 NFL_20050911_DEN@MIA DEN 10 MIA 34 24
> FALSE
>
> NFL data. I want to pair each team with the points they received at home and
> away and create another table showing this. I know it's easy to do, but all
> the methods I am coming up with involve doing each team individually via a
> for loop that searches for [i,5]=="NE", [i,5]=="NYG". I would then use the
> same method to pair the same team code ("NYG" or "NE") with VPTs when it's
> Visiting.
>
> Thanks for the help.
>
> --
> View this message in context:
> http://r.789695.n4.nabble.com/scanning-a-data-set-for-strings-tp4602953.html
> Sent from the R help mailing list archive at Nabble.com.
>
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