Re: [R] help in replacing for llop
No idea what a "mean median histogram" is but you may wish to check out ?tapply or library(plyr), both of which are designed for this split-apply-combine paradigm. Michael On Tue, Mar 27, 2012 at 12:51 AM, arunkumar wrote: > Hi > > I have records like like this > > X1 X2 State > 34
[R] help in replacing for llop
Hi I have records like like this X1 X2 State 34 72 state1 9 63 state1 49 31 state1 60 34 state1 80 73 state1 60 20 state2 59 87 state2 88 20 state2 71 66 state2 65 56 state2 59 16