R version 2.8.0 (2008-10-20) Copyright (C) 2008 The R Foundation for Statistical Computing ISBN 3-900051-07-0 R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. Natural language support but running in an English locale R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. > x <- c(87.28 + ,87.28 + ,87.09 + ,86.92 + ,87.59 + ,90.72 + ,90.69 + ,90.3 + ,89.55 + ,88.94 + ,88.41 + ,87.82 + ,87.07 + ,86.82 + ,86.4 + ,86.02 + ,85.66 + ,85.32 + ,85 + ,84.67 + ,83.94 + ,82.83 + ,81.95 + ,81.19 + ,80.48 + ,78.86 + ,69.47 + ,68.77 + ,70.06 + ,73.95 + ,75.8 + ,77.79 + ,81.57 + ,83.07 + ,84.34 + ,85.1 + ,85.25 + ,84.26 + ,83.63 + ,86.44 + ,85.3 + ,84.1 + ,83.36 + ,82.48 + ,81.58 + ,80.47 + ,79.34 + ,82.13 + ,81.69 + ,80.7 + ,79.88 + ,79.16 + ,78.38 + ,77.42 + ,76.47 + ,75.46 + ,74.48 + ,78.27 + ,80.7 + ,79.91 + ,78.75 + ,77.78 + ,81.14 + ,81.08 + ,80.03 + ,78.91 + ,78.01 + ,76.9 + ,75.97 + ,81.93 + ,80.27 + ,78.67 + ,77.42 + ,76.16 + ,74.7 + ,76.39 + ,76.04 + ,74.65 + ,73.29 + ,71.79 + ,74.39 + ,74.91 + ,74.54 + ,73.08 + ,72.75 + ,71.32 + ,70.38 + ,70.35 + ,70.01 + ,69.36 + ,67.77 + ,69.26 + ,69.8 + ,68.38 + ,67.62 + ,68.39 + ,66.95 + ,65.21 + ,66.64 + ,63.45 + ,60.66 + ,62.34 + ,60.32 + ,58.64 + ,60.46 + ,58.59 + ,61.87 + ,61.85 + ,67.44 + ,77.06 + ,91.74 + ,93.15 + ,94.15 + ,93.11 + ,91.51 + ,89.96 + ,88.16 + ,86.98 + ,88.03 + ,86.24 + ,84.65 + ,83.23 + ,81.7 + ,80.25 + ,78.8 + ,77.51 + ,76.2 + ,75.04 + ,74 + ,75.49 + ,77.14 + ,76.15 + ,76.27 + ,78.19 + ,76.49 + ,77.31 + ,76.65 + ,74.99 + ,73.51 + ,72.07 + ,70.59 + ,71.96 + ,76.29 + ,74.86 + ,74.93 + ,71.9 + ,71.01 + ,77.47 + ,75.78 + ,76.6 + ,76.07 + ,74.57 + ,73.02 + ,72.65 + ,73.16 + ,71.53 + ,69.78 + ,67.98 + ,69.96 + ,72.16 + ,70.47 + ,68.86 + ,67.37 + ,65.87 + ,72.16 + ,71.34 + ,69.93 + ,68.44 + ,67.16 + ,66.01 + ,67.25 + ,70.91 + ,69.75 + ,68.59 + ,67.48 + ,66.31 + ,64.81 + ,66.58 + ,65.97 + ,64.7 + ,64.7 + ,60.94 + ,59.08 + ,58.42 + ,57.77 + ,57.11 + ,53.31 + ,49.96 + ,49.4 + ,48.84 + ,48.3 + ,47.74 + ,47.24 + ,46.76 + ,46.29 + ,48.9 + ,49.23 + ,48.53 + ,48.03 + ,54.34 + ,53.79 + ,53.24 + ,52.96 + ,52.17 + ,51.7 + ,58.55 + ,78.2 + ,77.03 + ,76.19 + ,77.15 + ,75.87 + ,95.47 + ,109.67 + ,112.28 + ,112.01 + ,107.93 + ,105.96 + ,105.06 + ,102.98 + ,102.2 + ,105.23 + ,101.85 + ,99.89 + ,96.23 + ,94.76 + ,91.51 + ,91.63 + ,91.54 + ,85.23 + ,87.83 + ,87.38 + ,84.44 + ,85.19 + ,84.03 + ,86.73 + ,102.52 + ,104.45 + ,106.98 + ,107.02 + ,99.26 + ,94.45 + ,113.44 + ,157.33 + ,147.38 + ,171.89 + ,171.95 + ,132.71 + ,126.02 + ,121.18 + ,115.45 + ,110.48 + ,117.85 + ,117.63 + ,124.65 + ,109.59 + ,111.27 + ,99.78 + ,98.21 + ,99.2 + ,97.97 + ,89.55 + ,87.91 + ,93.34 + ,94.42 + ,93.2 + ,90.29 + ,91.46 + ,89.98 + ,88.35 + ,88.41 + ,82.44 + ,79.89 + ,75.69 + ,75.66 + ,84.5 + ,96.73 + ,87.48 + ,82.39 + ,83.48 + ,79.31 + ,78.16 + ,72.77 + ,72.45 + ,68.46 + ,67.62 + ,68.76 + ,70.07 + ,68.55 + ,65.3 + ,58.96 + ,59.17 + ,62.37 + ,66.28 + ,55.62 + ,55.23 + ,55.85 + ,56.75 + ,50.89 + ,53.88 + ,52.95 + ,55.08 + ,53.61 + ,58.78 + ,61.85 + ,55.91 + ,53.32 + ,46.41 + ,44.57 + ,50 + ,50 + ,53.36 + ,46.23 + ,50.45 + ,49.07 + ,45.85 + ,48.45 + ,49.96 + ,46.53 + ,50.51 + ,47.58 + ,48.05 + ,46.84 + ,47.67 + ,49.16 + ,55.54 + ,55.82 + ,58.22 + ,56.19 + ,57.77 + ,63.19 + ,54.76 + ,55.74 + ,62.54 + ,61.39 + ,69.6 + ,79.23 + ,80 + ,93.68 + ,107.63 + ,100.18 + ,97.3 + ,90.45 + ,80.64 + ,80.58 + ,75.82 + ,85.59 + ,89.35 + ,89.42 + ,104.73 + ,95.32 + ,89.27 + ,90.44 + ,86.97 + ,79.98 + ,81.22 + ,87.35 + ,83.64 + ,82.22 + ,94.4 + ,102.18) > par2 = '12' > par1 = '500' > #'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$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/ > #Source of accompanying publication: Office for Research, Development, and Education > #Technical description: Write here your technical program description (don't use hard returns!) > par1 <- as.numeric(par1) > par2 <- as.numeric(par2) > if (par1 < 10) par1 = 10 > if (par1 > 5000) par1 = 5000 > if (par2 < 3) par2 = 3 > if (par2 > length(x)) par2 = length(x) > library(lattice) > library(boot) Attaching package: 'boot' The following object(s) are masked from package:lattice : melanoma > boot.stat <- function(s) + { + s.mean <- mean(s) + s.median <- median(s) + s.midrange <- (max(s) + min(s)) / 2 + c(s.mean, s.median, s.midrange) + } > (r <- tsboot(x, boot.stat, R=par1, l=12, sim='fixed')) BLOCK BOOTSTRAP FOR TIME SERIES Fixed Block Length of 12 Call: tsboot(tseries = x, statistic = boot.stat, R = par1, l = 12, sim = "fixed") Bootstrap Statistics : original bias std. error t1* 77.53817 0.0940145 3.204872 t2* 76.77500 0.2239500 2.681486 t3* 108.26000 -7.9976200 12.646662 > postscript(file="/var/www/html/freestat/rcomp/tmp/1ee5e1290692672.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(r$t[,1],type='p',ylab='simulated values',main='Simulation of Mean') > grid() > dev.off() null device 1 > postscript(file="/var/www/html/freestat/rcomp/tmp/2ee5e1290692672.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(r$t[,2],type='p',ylab='simulated values',main='Simulation of Median') > grid() > dev.off() null device 1 > postscript(file="/var/www/html/freestat/rcomp/tmp/3p5mh1290692672.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(r$t[,3],type='p',ylab='simulated values',main='Simulation of Midrange') > grid() > dev.off() null device 1 > postscript(file="/var/www/html/freestat/rcomp/tmp/4p5mh1290692672.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > densityplot(~r$t[,1],col='black',main='Density Plot',xlab='mean') > dev.off() null device 1 > postscript(file="/var/www/html/freestat/rcomp/tmp/5p5mh1290692672.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > densityplot(~r$t[,2],col='black',main='Density Plot',xlab='median') > dev.off() null device 1 > postscript(file="/var/www/html/freestat/rcomp/tmp/6p5mh1290692672.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: 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271 [... truncated] > colnames(z) <- list('mean','median','midrange') > postscript(file="/var/www/html/freestat/rcomp/tmp/7iwl21290692672.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(69.6334722222222, 75.545375, 77.7296944444444, : some notches went outside hinges ('box'): maybe set notch=FALSE > grid() > dev.off() null device 1 > > #Note: the /var/www/html/freestat/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab > load(file="/var/www/html/freestat/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/html/freestat/rcomp/tmp/8oxie1290692672.tab") > > try(system("convert tmp/1ee5e1290692672.ps tmp/1ee5e1290692672.png",intern=TRUE)) character(0) > try(system("convert tmp/2ee5e1290692672.ps tmp/2ee5e1290692672.png",intern=TRUE)) character(0) > try(system("convert tmp/3p5mh1290692672.ps tmp/3p5mh1290692672.png",intern=TRUE)) character(0) > try(system("convert tmp/4p5mh1290692672.ps tmp/4p5mh1290692672.png",intern=TRUE)) character(0) > try(system("convert tmp/5p5mh1290692672.ps tmp/5p5mh1290692672.png",intern=TRUE)) character(0) > try(system("convert tmp/6p5mh1290692672.ps tmp/6p5mh1290692672.png",intern=TRUE)) character(0) > try(system("convert tmp/7iwl21290692672.ps tmp/7iwl21290692672.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 3.813 1.942 4.152