R-beta: Result_abcnon
Douglas Steele
ds.r at dsteele.demon.co.uk
Fri Jul 24 10:51:31 CEST 1998
In message <35B7E998.5BC6 at kku1.kku.ac.th>, Nikom Thanomsieng
<nikom at kku1.kku.ac.th> writes
>Dear, Sir.
> I run R program (rw0613b) under Windows 95 and used Functions for the
>Book
>"An Introduction to the Bootstrap", that help in html files to compute
>nonparametric
>abc confidence intervals for the mean. I write command following
>"
>> library(bootstra)
>> library(help = bootstra)
>Read 8 items
>abcnon Nonparametric ABC Confidence Limits
>abcpar Parametric ABC Confidence Limits
>bcanon Nonparametric BCa Confidence Limits
>bootpred Bootstrap Estimates of Prediction Error
>bootstrap Non-parametric Bootstrapping
>boott Bootstrap-t Confidence Limits
>crossval K-fold Cross-Validation
>jackknife Jackknife Estimation
>> x <- rnorm(10)
>> x
> [1] 0.1808591 0.4303385 1.4218043 0.7222164 -0.9713840 0.6121021
> [7] 0.0555533 -0.9721635 0.5111223 -2.0564528
>> theta <- function(p,x) {sum(p*x)/sum(p)}
>> results <- abcnon(x, theta)
>>
>"
> The command that I wrote can not show the output of abc
>intervals for
>the mean.
> This command correct?
What do you get when you just type results (or results$limits). For
example I get...
> results
$limits
alpha abc stan
[1,] 0.025 -0.30521640 -0.25558396
[2,] 0.050 -0.22529440 -0.18902905
[3,] 0.100 -0.13625620 -0.11229551
[4,] 0.160 -0.06816337 -0.05165805
[5,] 0.840 0.35371418 0.36842367
[6,] 0.900 0.40806807 0.42906113
[7,] 0.950 0.47470505 0.50579467
[8,] 0.975 0.53062840 0.57234958
If you are not getting anything at all, have you got the library
properly installed ? (Why bootstra instead of bootstrap since you are
running under Win95 so no 8 character truncation required and the
origional binaries are named bootstrap ?)
--
Douglas Steele
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