[R] boot question

[Angelo Canty]

What you are missing is reading the helpfile!

The function mean is not a valid statistic to be passed to boot
function(x, i) mean(x[i])
is.

Please do read the documentation.  That's why it is provided.

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|   Angelo J. Canty                Email: cantya at mcmaster.ca     |
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On Thu, 1 Apr 2004, Morris, Jeffrey [OCDUS] wrote:

> What in the world am I missing??
>
> > x<-rnorm(20)
>
> > mean(x)
> [1] -0.2272851
>
> > results<-boot(x,mean,R=5)
>
> > results[2]
> $t
>            [,1]
> [1,] -0.2294562
> [2,] -0.2294562
> [3,] -0.2294562
> [4,] -0.2294562
> [5,] -0.2294562
>
> Jeff Morris
> Ortho-Clinical Diagnostics
> A Johnson & Johnson Co.
> Rochester, NY
> Tel: (585) 453-5794
>
>
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>
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