R version 2.6.2 (2008-02-08)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(2.9,2.9,2.9,2.9,2.9,2.9,2.9,2.9,2.95,2.96,2.96,2.96,2.96,2.96,2.96,2.96,2.96,2.96,2.96,2.96,3.04,3.04,3.04,3.04,3.04,3.04,3.04,3.04,3.04,3.03,3.03,3.03,3.15,3.15,3.15,3.15,3.15,3.15,3.15,3.15,3.15,3.15,3.15,3.15,3.26,3.26,3.27,3.27,3.27,3.27,3.27,3.27,3.27,3.27,3.27,3.27,3.32,3.32,3.32,3.32,3.32,3.32,3.32,3.32,3.32,3.32,3.32,3.33,3.41,3.42,3.42,3.42)
> par1 = '12'
> #'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)
> (n <- length(x))
[1] 72
> (np <- floor(n / par1))
[1] 6
> arr <- array(NA,dim=c(par1,np+1))
> ari <- array(0,dim=par1)
> j <- 0
> for (i in 1:n)
+ {
+ j = j + 1
+ ari[j] = ari[j] + 1
+ arr[j,ari[j]] <- x[i]
+ if (j == par1) j = 0
+ }
> ari
 [1] 6 6 6 6 6 6 6 6 6 6 6 6
> arr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7]
 [1,] 2.90 2.96 3.04 3.15 3.27 3.32   NA
 [2,] 2.90 2.96 3.04 3.15 3.27 3.32   NA
 [3,] 2.90 2.96 3.04 3.15 3.27 3.32   NA
 [4,] 2.90 2.96 3.04 3.15 3.27 3.32   NA
 [5,] 2.90 2.96 3.04 3.15 3.27 3.32   NA
 [6,] 2.90 2.96 3.03 3.15 3.27 3.32   NA
 [7,] 2.90 2.96 3.03 3.15 3.27 3.32   NA
 [8,] 2.90 2.96 3.03 3.15 3.27 3.33   NA
 [9,] 2.95 3.04 3.15 3.26 3.32 3.41   NA
[10,] 2.96 3.04 3.15 3.26 3.32 3.42   NA
[11,] 2.96 3.04 3.15 3.27 3.32 3.42   NA
[12,] 2.96 3.04 3.15 3.27 3.32 3.42   NA
> arr.sd <- array(NA,dim=par1)
> arr.range <- array(NA,dim=par1)
> arr.iqr <- array(NA,dim=par1)
> for (j in 1:par1)
+ {
+ arr.sd[j] <- sqrt(var(arr[j,],na.rm=TRUE))
+ arr.range[j] <- max(arr[j,],na.rm=TRUE) - min(arr[j,],na.rm=TRUE)
+ arr.iqr[j] <- quantile(arr[j,],0.75,na.rm=TRUE) - quantile(arr[j,],0.25,na.rm=TRUE)
+ }
> overall.sd <- sqrt(var(x))
> overall.range <- max(x) - min(x)
> overall.iqr <- quantile(x,0.75) - quantile(x,0.25)
> postscript(file="/var/www/html/rcomp/tmp/1et5u1211207452.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.sd,type='b',ylab='S.D.',main='Standard Deviation Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.sd,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/27y7m1211207452.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.range,type='b',ylab='range',main='Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.range,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/3b4ka1211207452.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.iqr,type='b',ylab='IQR',main='Interquartile Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.iqr,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/4lq7i1211207452.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(t(arr))
> names(z) <- c(1:par1)
> (boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Periodic Subseries'))
$stats
      [,1]  [,2]  [,3]  [,4]  [,5] [,6] [,7] [,8]  [,9] [,10] [,11] [,12]
[1,] 2.900 2.900 2.900 2.900 2.900 2.90 2.90 2.90 2.950 2.960  2.96  2.96
[2,] 2.960 2.960 2.960 2.960 2.960 2.96 2.96 2.96 3.040 3.040  3.04  3.04
[3,] 3.095 3.095 3.095 3.095 3.095 3.09 3.09 3.09 3.205 3.205  3.21  3.21
[4,] 3.270 3.270 3.270 3.270 3.270 3.27 3.27 3.27 3.320 3.320  3.32  3.32
[5,] 3.320 3.320 3.320 3.320 3.320 3.32 3.32 3.33 3.410 3.420  3.42  3.42

$n
 [1] 6 6 6 6 6 6 6 6 6 6 6 6

$conf
        [,1]    [,2]    [,3]    [,4]    [,5]    [,6]    [,7]    [,8]     [,9]
[1,] 2.89504 2.89504 2.89504 2.89504 2.89504 2.89004 2.89004 2.89004 3.024391
[2,] 3.29496 3.29496 3.29496 3.29496 3.29496 3.28996 3.28996 3.28996 3.385609
        [,10]    [,11]    [,12]
[1,] 3.024391 3.029391 3.029391
[2,] 3.385609 3.390609 3.390609

$out
numeric(0)

$group
numeric(0)

$names
 [1] "1"  "2"  "3"  "4"  "5"  "6"  "7"  "8"  "9"  "10" "11" "12"

Warning message:
In bxp(list(stats = c(2.9, 2.96, 3.095, 3.27, 3.32, 2.9, 2.96, 3.095,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/59m7w1211207452.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(arr)
> names(z) <- c(1:np)
> (boxplot(z,notch=TRUE,col='grey',xlab='Block Index',ylab='Value',main='Notched Box Plots - Sequential Blocks'))
$stats
      [,1] [,2]  [,3] [,4] [,5]  [,6] [,7]
[1,] 2.900 2.96 3.030 3.15 3.27 3.320   NA
[2,] 2.900 2.96 3.035 3.15 3.27 3.320   NA
[3,] 2.900 2.96 3.040 3.15 3.27 3.320   NA
[4,] 2.955 3.04 3.150 3.26 3.32 3.415   NA
[5,] 2.960 3.04 3.150 3.27 3.32 3.420   NA

$n
[1] 12 12 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]    [,6] [,7]
[1,] 2.874914 2.923511 2.987548 3.099828 3.247195 3.27667   NA
[2,] 2.925086 2.996489 3.092452 3.200172 3.292805 3.36333   NA

$out
numeric(0)

$group
numeric(0)

$names
[1] "1" "2" "3" "4" "5" "6" NA 

Warning message:
In bxp(list(stats = c(2.9, 2.9, 2.9, 2.955, 2.96, 2.96, 2.96, 2.96,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6mw601211207452.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(cbind(arr.sd,arr.range,arr.iqr))
> names(z) <- list('S.D.','Range','IQR')
> (boxplot(z,notch=TRUE,col='grey',ylab='Overall Variability',main='Notched Box Plots'))
$stats
          [,1] [,2]    [,3]
[1,] 0.1689576 0.42 0.23750
[2,] 0.1689576 0.42 0.24000
[3,] 0.1697940 0.42 0.26000
[4,] 0.1742316 0.46 0.26125
[5,] 0.1750048 0.46 0.26250

$n
[1] 12 12 12

$conf
          [,1]      [,2]      [,3]
[1,] 0.1673885 0.4017557 0.2503077
[2,] 0.1721995 0.4382443 0.2696923

$out
numeric(0)

$group
numeric(0)

$names
[1] "S.D."  "Range" "IQR"  

Warning message:
In bxp(list(stats = c(0.168957588366627, 0.168957588366627, 0.169793992826601,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1et5u1211207452.ps tmp/1et5u1211207452.png")
> system("convert tmp/27y7m1211207452.ps tmp/27y7m1211207452.png")
> system("convert tmp/3b4ka1211207452.ps tmp/3b4ka1211207452.png")
> system("convert tmp/4lq7i1211207452.ps tmp/4lq7i1211207452.png")
> system("convert tmp/59m7w1211207452.ps tmp/59m7w1211207452.png")
> system("convert tmp/6mw601211207452.ps tmp/6mw601211207452.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.287   0.810   1.623