Re: [R] boot problem

From: Angelo Canty <canty_at_math.mcmaster.ca>
Date: Fri 23 Dec 2005 - 03:00:42 EST


What are you trying to do? boot does the resampling for you so you should pass the statistic that you want calculated on the resamples. Read the helpfile regarding the format of the statistic. It should take two arguments, one of which is a vector of indices specifying the resample.

On Tue, 20 Dec 2005, david v wrote:

> Hello,
> This is the code that is giving me problems
>
> >library(boot)
> >data<-read.table("test",header=FALSE,sep="\t",row.names=1)
> >data
> V2 V3 V4
> A 5 8 9
> B 12 54 89
> C 65 89 23
> D 32 69 44
> E 21 84 97
> F 33 59 71
> G 16 45 93
> H 2 46 55
> I 22 33 88
>
> >resample <- function(x,index) {
> sample(data,replace=TRUE)
> }
> dist<-boot(data,resample,R=1000)
> Erreur : nombre d'indices incorrect sur la matrice (french)
> Error: number of indices wrong in the matrix (moreless)
>
> Can anybody help???
>
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>

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Received on Fri Dec 23 08:15:48 2005

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