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(2.6900,2.7200,2.6800,2.7200,2.7000,2.7200,2.7200,2.7100,2.6800,2.6500,2.6600,2.6900,2.6700,2.6700,2.6500,2.6600,2.7600,2.7900,2.7900,2.7800,2.8100,2.8100,2.7900,2.7900,2.7900,2.8000,2.8000,2.8000,2.7700,2.7800,2.7500,2.7400,2.7400,2.7200,2.7100,2.7100,2.7000,2.6900,2.7000,2.7100,2.7600,2.7600,2.7500,2.7400,2.7100,2.7300,2.7300,2.7300,2.7200,2.7200,2.7500,2.8200,2.8500,2.8300,2.8500,2.8500,2.7900,2.8100,2.8000,2.7900,2.7900,2.8000,2.8000,2.8600,2.8600,2.8500,2.8100,2.7900,2.7800,2.7700,2.7800,2.8500,2.8200)
> 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] 73
> (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] 7 6 6 6 6 6 6 6 6 6 6 6
> arr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7]
 [1,] 2.69 2.67 2.79 2.70 2.72 2.79 2.82
 [2,] 2.72 2.67 2.80 2.69 2.72 2.80   NA
 [3,] 2.68 2.65 2.80 2.70 2.75 2.80   NA
 [4,] 2.72 2.66 2.80 2.71 2.82 2.86   NA
 [5,] 2.70 2.76 2.77 2.76 2.85 2.86   NA
 [6,] 2.72 2.79 2.78 2.76 2.83 2.85   NA
 [7,] 2.72 2.79 2.75 2.75 2.85 2.81   NA
 [8,] 2.71 2.78 2.74 2.74 2.85 2.79   NA
 [9,] 2.68 2.81 2.74 2.71 2.79 2.78   NA
[10,] 2.65 2.81 2.72 2.73 2.81 2.77   NA
[11,] 2.66 2.79 2.71 2.73 2.80 2.78   NA
[12,] 2.69 2.79 2.71 2.73 2.79 2.85   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/13e131210789773.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/2twuw1210789773.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/3xpxo1210789773.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/45sky1210789773.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,] 2.670 2.67 2.650 2.66 2.700 2.720 2.72 2.71 2.68  2.65 2.660  2.69
[2,] 2.695 2.69 2.680 2.71 2.760 2.760 2.75 2.74 2.71  2.72 2.710  2.71
[3,] 2.720 2.72 2.725 2.76 2.765 2.785 2.77 2.76 2.76  2.75 2.755  2.76
[4,] 2.790 2.80 2.800 2.82 2.850 2.830 2.81 2.79 2.79  2.81 2.790  2.79
[5,] 2.820 2.80 2.800 2.86 2.860 2.850 2.85 2.85 2.81  2.81 2.800  2.85

$n
 [1] 7 6 6 6 6 6 6 6 6 6 6 6

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 2.663268 2.649046 2.647596 2.689046 2.706947 2.739848 2.731298 2.727748
[2,] 2.776732 2.790954 2.802404 2.830954 2.823053 2.830152 2.808702 2.792252
         [,9]    [,10]    [,11]    [,12]
[1,] 2.708397 2.691947 2.703397 2.708397
[2,] 2.811603 2.808053 2.806603 2.811603

$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(2.67, 2.695, 2.72, 2.79, 2.82, 2.67, 2.69,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5k6cs1210789773.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,] 2.650 2.650 2.710 2.690 2.720 2.770 2.82
[2,] 2.680 2.670 2.730 2.705 2.770 2.785 2.82
[3,] 2.695 2.785 2.760 2.730 2.805 2.800 2.82
[4,] 2.720 2.790 2.795 2.745 2.840 2.850 2.82
[5,] 2.720 2.810 2.800 2.760 2.850 2.860 2.82

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 2.676756 2.730267 2.730353 2.711756 2.773073 2.770353 2.82
[2,] 2.713244 2.839733 2.789647 2.748244 2.836927 2.829647 2.82

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(2.65, 2.68, 2.695, 2.72, 2.72, 2.65, 2.67,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6vtod1210789773.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,] 0.04708149 0.130 0.04750
[2,] 0.04996505 0.130 0.06250
[3,] 0.05694678 0.145 0.07375
[4,] 0.06116850 0.160 0.08875
[5,] 0.07652886 0.200 0.10250

$n
[1] 12 12 12

$conf
           [,1]      [,2]      [,3]
[1,] 0.05183681 0.1313168 0.0617772
[2,] 0.06205674 0.1586832 0.0857228

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.0470814896394185, 0.0499650522141838, 0.0569467776021298,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/13e131210789773.ps tmp/13e131210789773.png")
> system("convert tmp/2twuw1210789773.ps tmp/2twuw1210789773.png")
> system("convert tmp/3xpxo1210789773.ps tmp/3xpxo1210789773.png")
> system("convert tmp/45sky1210789773.ps tmp/45sky1210789773.png")
> system("convert tmp/5k6cs1210789773.ps tmp/5k6cs1210789773.png")
> system("convert tmp/6vtod1210789773.ps tmp/6vtod1210789773.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.271   0.816   1.555