subject:"\[R\] Re ferencing columns and pulling selected data"

Re: [R] Re ferencing columns and pulling selected data

2009-08-05 Thread Brian Diggs

PDXRugger wrote: Please consider the following inputs: PrsnSerialno-c(735,1147,2019,4131,4131,4217,4629,4822,4822,5979,5979,6128,6128,7004,7004, 7004,7004,7004,7438,7438,9402,9402,9402,10115,10115,11605,12693,12693,12693)

[R] Re ferencing columns and pulling selected data

2009-08-04 Thread PDXRugger

Please consider the following inputs: PrsnSerialno-c(735,1147,2019,4131,4131,4217,4629,4822,4822,5979,5979,6128,6128,7004,7004, 7004,7004,7004,7438,7438,9402,9402,9402,10115,10115,11605,12693,12693,12693)

Re: [R] Re ferencing columns and pulling selected data

2009-08-04 Thread milton ruser

Hi there, It may not be so ellegant, but you can try: PrsnData-data.frame(cbind(PrsnSerialno,PrsnAge,IsHead)) PrsnData.subset-subset(PrsnData, PrsnSerialno %in% HhSerialno) PrsnData.subset PrsnData.subset.maxage-aggregate(PrsnData.subset[PrsnAge], list(PrsnData.subset$PrsnSerialno), max)