Re: [R] Regrouping data

2011-04-08 Thread Henrique Dallazuanna
11.11 > 11D 30-Mar-1111.15 > 12D 29-Mar-1111.17 > > > I need to rearrange this data as new new data.frame > > rat_dat_new as > > periodA B C D > 31-Mar-11 10.42 12.62 14.1011.11 > 3

Re: [R] Regrouping data

2011-04-08 Thread Dennis Murphy
I need to rearrange this data as new new data.frame > > rat_dat_new as > > periodA B C D > 31-Mar-11 10.42 12.62 14.1011.11 > 30-Mar-11 10.46 12.65 14.1211.15 > 29-Mar-11 10.37 12.61 14.0811

Re: [R] Regrouping data

2011-04-08 Thread Sandeepa Ramakrishnan
w data.frame rat_dat_new as period    A   B   C   D 31-Mar-11   10.42 12.62   14.10    11.11 30-Mar-11   10.46 12.65   14.12    11.15 29-Mar-11   10.37 12.61   14.08    11.17 I once again apologize for mistake on my part. I tried to the sol

Re: [R] Regrouping data

2011-04-07 Thread Henrique Dallazuanna
Try this: 1) xtabs(values ~ name + period + cy_date, rat_dat) 2) as.Date(rat_dat$cy_date, '%d-%b-%y') - as.Date(rat_dat$period, '%d-%b-%y') On Thu, Apr 7, 2011 at 9:03 AM, Sandeepa Ramakrishnan wrote: > > > > > > > > > > Dear R forum > > I have just started my venture with R. While I am trying

[R] Regrouping data

2011-04-07 Thread Sandeepa Ramakrishnan
Dear R forum I have just started my venture with R. While I am trying to learn R through the tutorials, I think the current problem I need to address to is beyond my knowledge about R. I have a dataframe as defined below - rat_dat = data.frame(name = c("A", "A", "A", "B", "B", "B", "