How to use tapply with more than one variables grouped
Hi
-----Original Message----- From: Bert Gunter [mailto:gunter.berton at gene.com] Sent: Monday, October 22, 2012 4:00 PM To: PIKAL Petr Cc: noobmin; r-help at r-project.org Subject: Re: [R] How to use tapply with more than one variables grouped Inline. On Mon, Oct 22, 2012 at 6:55 AM, PIKAL Petr <petr.pikal at precheza.cz> wrote:
Hi
-----Original Message----- From: r-help-bounces at r-project.org [mailto:r-help-bounces at r- project.org] On Behalf Of noobmin Sent: Monday, October 22, 2012 12:31 PM To: r-help at r-project.org Subject: Re: [R] How to use tapply with more than one variables grouped interTable <-data.frame (Tapply ($ contb_receipt_amt date, list ($ cand_nm date, $ contbr_st date), sum)) I got create a table with the sum total contribution (contb_receipt_amt) of each presidential candidate (cand_nm) in each state (contbr_st). How could from interTable create a table of states where candidate 'Obama' has received greater Contribution?
Greater than what? How does the table look like? Sorry I forgot my
crystal ball at home.
Maybe you want to look to ?"]"
-- or ?"[" rather. :-)
THX Correct, I forgot to check. Regards Petr
-- Bert
Regards Petr
thanks -- View this message in context: http://r.789695.n4.nabble.com/How-to-use- tapply-with-more-than-one-variables-grouped-tp4646948p4646985.html Sent from the R help mailing list archive at Nabble.com.
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______________________________________________ R-help at r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
-- Bert Gunter Genentech Nonclinical Biostatistics Internal Contact Info: Phone: 467-7374 Website: http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb- biostatistics/pdb-ncb-home.htm