Perhaps it should be mentioned that resampling does not produce a correct CI for extreme quantiles, so the whole exercise may be pointless.
Cheers, Bert Bert Gunter Genentech Nonclinical Biostatistics (650) 467-7374 "Data is not information. Information is not knowledge. And knowledge is certainly not wisdom." H. Gilbert Welch On Wed, May 21, 2014 at 5:24 AM, David Winsemius <dwinsem...@comcast.net> wrote: > Run the examples in the ?boot help page. Notice that boot needs a function > that accepts a dataframe and an index vector. > > Sent from my iPhone > >> On May 21, 2014, at 1:49 AM, 张以春 <yczh...@nigpas.ac.cn> wrote: >> >> Dear friends, >> >> >> I have a numeric vector composed of 320 numbers. >> >> >> Now, I want to do resample for 10000 times. I want to get maxium number for >> every trial and get a 10000 maxium numbers. >> >> >> I have tried to use "boot" package such as follows. >> >> >> results<-boot(data=nearshore1,statistic=max,R=10000,stype="w") >> >> >> But, surprising, the results shows that I got 10000 A (A is the maxium >> number in "nearshore1") >> >> >> It's a puzzle to me. I do not know how to do that. Thank you. >> >> >> Yichun >> >> >> >> >> >> >> >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
