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Type 'q()' to quit R. > x <- c(84.9,81.9,95.9,81,89.2,102.5,89.8,88.8,83.2,90.2,100.4,187.1,87.6,85.4,86.1,86.7,89.1,103.7,86.9,85.2,80.8,91.2,102.8,182.5,80.9,83.1,88.3,86.6,93,105.3,93.8,86.4,87,96.7,100.5,196.7,86.8,88.2,93.8,85,90.4,115.9,94.9,87.7,91.7,95.9,106.8,204.5,90.2,90.5,93.2,97.8,99.4,120,108.2,98.5,104.3,102.9,111.1,188.1,93.8,94.5,112.4,102.5,115.8,136.5,122.1,110.6,116.4,112.6,121.5,199.3,102.1,100.6,119,106.8,121.3,145.5,129.7,117.7,121.3,124.3,135.2,210.1,106.8,110.5,111.5,122.1,126.3,143.2,137.3,121.5,121.9,123.9,131.6,220.9) > par2 = '12' > par1 = '50' > #'GNU S' R Code compiled by R2WASP v. 1.0.44 () > #Author: Prof. Dr. P. Wessa > #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/ > #Source of accompanying publication: Office for Research, Development, and Education > #Technical description: Write here your technical program description (don't use hard returns!) > par1 <- as.numeric(par1) > par2 <- as.numeric(par2) > if (par1 < 10) par1 = 10 > if (par1 > 5000) par1 = 5000 > if (par2 < 3) par2 = 3 > if (par2 > length(x)) par2 = length(x) > library(lattice) > library(boot) Attaching package: 'boot' The following object(s) are masked from 'package:lattice': melanoma > boot.stat <- function(s) + { + s.mean <- mean(s) + s.median <- median(s) + s.midrange <- (max(s) + min(s)) / 2 + c(s.mean, s.median, s.midrange) + } > (r <- tsboot(x, boot.stat, R=par1, l=12, sim='fixed')) BLOCK BOOTSTRAP FOR TIME SERIES Fixed Block Length of 12 Call: tsboot(tseries = x, statistic = boot.stat, R = par1, l = 12, sim = "fixed") Bootstrap Statistics : original bias std. error t1* 110.7927 -1.119854 4.208130 t2* 102.3000 -2.104000 6.351352 t3* 150.8500 -2.538000 3.488444 > postscript(file="/var/www/rcomp/tmp/1hhtm1290773994.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(r$t[,1],type='p',ylab='simulated values',main='Simulation of Mean') > grid() > dev.off() null device 1 > postscript(file="/var/www/rcomp/tmp/2hhtm1290773994.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(r$t[,2],type='p',ylab='simulated values',main='Simulation of Median') > grid() > dev.off() null device 1 > postscript(file="/var/www/rcomp/tmp/3hhtm1290773994.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(r$t[,3],type='p',ylab='simulated values',main='Simulation of Midrange') > grid() > dev.off() null device 1 > postscript(file="/var/www/rcomp/tmp/4aqtp1290773994.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > densityplot(~r$t[,1],col='black',main='Density Plot',xlab='mean') > dev.off() null device 1 > postscript(file="/var/www/rcomp/tmp/5aqtp1290773994.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > densityplot(~r$t[,2],col='black',main='Density Plot',xlab='median') > dev.off() null device 1 > postscript(file="/var/www/rcomp/tmp/6aqtp1290773994.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > densityplot(~r$t[,3],col='black',main='Density Plot',xlab='midrange') > dev.off() null device 1 > z <- data.frame(cbind(r$t[,1],r$t[,2],r$t[,3])) Warning message: In data.row.names(row.names, rowsi, i) : some row.names duplicated: 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50 --> row.names NOT used > colnames(z) <- list('mean','median','midrange') > postscript(file="/var/www/rcomp/tmp/7aqtp1290773994.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > boxplot(z,notch=TRUE,ylab='simulated values',main='Bootstrap Simulation - Central Tendency') Warning message: In bxp(list(stats = c(101.567708333333, 106.80625, 109.149479166667, : some notches went outside hinges ('box'): maybe set notch=FALSE > grid() > dev.off() null device 1 > > #Note: the /var/www/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab > load(file="/var/www/rcomp/createtable") > > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Estimation Results of Blocked Bootstrap',6,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'statistic',header=TRUE) > a<-table.element(a,'Q1',header=TRUE) > a<-table.element(a,'Estimate',header=TRUE) > a<-table.element(a,'Q3',header=TRUE) > a<-table.element(a,'S.D.',header=TRUE) > a<-table.element(a,'IQR',header=TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'mean',header=TRUE) > q1 <- quantile(r$t[,1],0.25)[[1]] > q3 <- quantile(r$t[,1],0.75)[[1]] > a<-table.element(a,q1) > a<-table.element(a,r$t0[1]) > a<-table.element(a,q3) > a<-table.element(a,sqrt(var(r$t[,1]))) > a<-table.element(a,q3-q1) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'median',header=TRUE) > q1 <- quantile(r$t[,2],0.25)[[1]] > q3 <- quantile(r$t[,2],0.75)[[1]] > a<-table.element(a,q1) > a<-table.element(a,r$t0[2]) > a<-table.element(a,q3) > a<-table.element(a,sqrt(var(r$t[,2]))) > a<-table.element(a,q3-q1) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'midrange',header=TRUE) > q1 <- quantile(r$t[,3],0.25)[[1]] > q3 <- quantile(r$t[,3],0.75)[[1]] > a<-table.element(a,q1) > a<-table.element(a,r$t0[3]) > a<-table.element(a,q3) > a<-table.element(a,sqrt(var(r$t[,3]))) > a<-table.element(a,q3-q1) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/www/rcomp/tmp/8z9qi1290773994.tab") > > try(system("convert tmp/1hhtm1290773994.ps tmp/1hhtm1290773994.png",intern=TRUE)) character(0) > try(system("convert tmp/2hhtm1290773994.ps tmp/2hhtm1290773994.png",intern=TRUE)) character(0) > try(system("convert tmp/3hhtm1290773994.ps tmp/3hhtm1290773994.png",intern=TRUE)) character(0) > try(system("convert tmp/4aqtp1290773994.ps tmp/4aqtp1290773994.png",intern=TRUE)) character(0) > try(system("convert tmp/5aqtp1290773994.ps tmp/5aqtp1290773994.png",intern=TRUE)) character(0) > try(system("convert tmp/6aqtp1290773994.ps tmp/6aqtp1290773994.png",intern=TRUE)) character(0) > try(system("convert tmp/7aqtp1290773994.ps tmp/7aqtp1290773994.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 2.580 0.950 3.505