See the help for boot(). The function in the 2nd argument has to be of a special form.
You need to define such a form, as in: fmean<- function (x, i) mean(x[i]) #use data x[] and indices i and then boot.out<- boot(d, fmean, R=1000, sim='permutation') At 12:59 PM 4/22/2008, stephen sefick wrote: >d = c(0L, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, 0L, 0L, 7375L, >NA, NA, 17092L, 0L, 0L, 32390L, 2326L, 22672L, 13550L, 18285L) > >boot.out <-boot(d, mean, R=1000, sim="permutation") > >Error in mean.default(data, original, ...) : > 'trim' must be numeric of length one > >I know that I am missing something but I can't figure it out. >thanks > >stephen > >-- >Let's not spend our time and resources thinking about things that are so >little or so large that all they really do for us is puff us up and make us >feel like gods. We are mammals, and have not exhausted the annoying little >problems of being mammals. > >-K. Mullis > > [[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. ================================================================ Robert A. LaBudde, PhD, PAS, Dpl. ACAFS e-mail: [EMAIL PROTECTED] Least Cost Formulations, Ltd. URL: http://lcfltd.com/ 824 Timberlake Drive Tel: 757-467-0954 Virginia Beach, VA 23464-3239 Fax: 757-467-2947 "Vere scire est per causas scire" ______________________________________________ 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.