Re: [R] Re :help to aggregate data

2010-06-10 Thread eugen pircalabelu
levels that have observation # tapply(dummy.data[,3], dummy.data[,1:2], sum) Eugen Pircalabelu (0032)471 842 140 (0040)727 839 293 - Original Message From: Uwe Ligges To: Mohan L Cc: r-help@r-project.org Sent: Thu, June 10, 2010 10:47:20 AM Subject: Re: [R] Re :help to aggreg

Re: [R] Re :help to aggregate data

2010-06-10 Thread Uwe Ligges
On 10.06.2010 04:48, Mohan L wrote: Dear All, I have the data some thing like this, I am showing here three days data only: dummy.data<- read.table(file='dummy.txt',sep='', header=TRUE) dummy.data StDate Domaindesc Logins 1 05/01/10xxx 10 2 05/01/10xxx 45 3 05

[R] Re :help to aggregate data

2010-06-09 Thread Mohan L
Dear All, I have the data some thing like this, I am showing here three days data only: > dummy.data <- read.table(file='dummy.txt',sep='', header=TRUE) > dummy.data StDate Domaindesc Logins 1 05/01/10xxx 10 2 05/01/10xxx 45 3 05/01/10xxx 2 4 05/01/10