R version 2.15.2 (2012-10-26) -- "Trick or Treat"
Copyright (C) 2012 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i686-pc-linux-gnu (32-bit)

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> x <- c(10,9.99,9.95,9.96,9.97,9.95,9.94,9.9,9.9,9.92,9.87,9.96,9.94,9.96,9.96,9.89,9.82,9.83,9.83,9.82,9.77,9.66,9.69,9.67,9.7,9.77,9.79,9.81,9.77,9.78,9.77,9.79,9.77,9.77,9.8,9.8,9.8,9.8,9.76,9.78,9.77,9.79,9.81,9.82,9.84,9.87,9.99,9.99,9.99,10.08,10.06,10.08,10.07,10.04,10.04,10.12,10.1,10.11,10.13,10.16,10.15,10.25,10.41,10.46,10.46,10.5,10.5,10.48,10.5,10.5,10.53,10.53)
> par1 = '12'
> par1 <- '12'
> #'GNU S' R Code compiled by R2WASP v. 1.2.291 ()
> #Author: root
> #To cite this work: Wessa P., (2012), Standard Deviation Plot (v1.0.2) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_sdplot.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #
> 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,] 10.00 9.94 9.70 9.80  9.99 10.15   NA
 [2,]  9.99 9.96 9.77 9.80 10.08 10.25   NA
 [3,]  9.95 9.96 9.79 9.76 10.06 10.41   NA
 [4,]  9.96 9.89 9.81 9.78 10.08 10.46   NA
 [5,]  9.97 9.82 9.77 9.77 10.07 10.46   NA
 [6,]  9.95 9.83 9.78 9.79 10.04 10.50   NA
 [7,]  9.94 9.83 9.77 9.81 10.04 10.50   NA
 [8,]  9.90 9.82 9.79 9.82 10.12 10.48   NA
 [9,]  9.90 9.77 9.77 9.84 10.10 10.50   NA
[10,]  9.92 9.66 9.77 9.87 10.11 10.50   NA
[11,]  9.87 9.69 9.80 9.99 10.13 10.53   NA
[12,]  9.96 9.67 9.80 9.99 10.16 10.53   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/wessaorg/rcomp/tmp/1ks8l1355076009.ps",horizontal=F,onefile=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/wessaorg/rcomp/tmp/2nj7g1355076009.ps",horizontal=F,onefile=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/wessaorg/rcomp/tmp/31c8b1355076009.ps",horizontal=F,onefile=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/wessaorg/rcomp/tmp/4myh11355076010.ps",horizontal=F,onefile=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]
[1,]  9.700  9.770  9.760  9.780  9.770  9.78  9.770  9.79  9.77  9.660  9.69
[2,]  9.800  9.800  9.790  9.810  9.770  9.79  9.810  9.82  9.77  9.770  9.80
[3,]  9.965  9.975  9.955  9.925  9.895  9.89  9.885  9.86  9.87  9.895  9.93
[4,] 10.000 10.080 10.060 10.080 10.070 10.04 10.040 10.12 10.10 10.110 10.13
[5,] 10.150 10.250 10.410 10.460 10.460 10.04 10.040 10.48 10.50 10.500 10.53
      [,12]
[1,]  9.670
[2,]  9.800
[3,]  9.975
[4,] 10.160
[5,] 10.530

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

$conf
          [,1]      [,2]      [,3]      [,4]     [,5]      [,6]      [,7]
[1,]  9.835994  9.794391  9.780841  9.750841  9.70149  9.728742  9.736643
[2,] 10.094006 10.155609 10.129159 10.099159 10.08851 10.051258 10.033357
         [,8]      [,9]     [,10]     [,11]     [,12]
[1,]  9.66649  9.657139  9.675689  9.717139  9.742788
[2,] 10.05351 10.082861 10.114311 10.142861 10.207212

$out
[1] 10.5 10.5

$group
[1] 6 7

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

Warning message:
In bxp(list(stats = c(9.7, 9.8, 9.965, 10, 10.15, 9.77, 9.8, 9.975,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5tkhh1355076010.ps",horizontal=F,onefile=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,]  9.870 9.660 9.770 9.760  9.990 10.410   NA
[2,]  9.910 9.730 9.770 9.785 10.050 10.435   NA
[3,]  9.950 9.825 9.775 9.805 10.080 10.490   NA
[4,]  9.965 9.915 9.795 9.855 10.115 10.500   NA
[5,] 10.000 9.960 9.810 9.870 10.160 10.530   NA

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

$conf
         [,1]    [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 9.924914 9.74062 9.763597 9.773073 10.05035 10.46035   NA
[2,] 9.975086 9.90938 9.786403 9.836927 10.10965 10.51965   NA

$out
[1]  9.70  9.99  9.99 10.15 10.25

$group
[1] 3 4 4 6 6

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

Warning message:
In bxp(list(stats = c(9.87, 9.91, 9.95, 9.965, 10, 9.66, 9.73, 9.825,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6g1hp1355076010.ps",horizontal=F,onefile=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,] 0.1787456 0.650 0.16250
[2,] 0.2433433 0.665 0.21125
[3,] 0.2709140 0.705 0.23250
[4,] 0.2910916 0.785 0.26500
[5,] 0.3016897 0.860 0.27750

$n
[1] 12 12 12

$conf
          [,1]      [,2]      [,3]
[1,] 0.2491356 0.6502672 0.2079843
[2,] 0.2926923 0.7597328 0.2570157

$out
[1] 0.1592482 0.4500000 0.4800000

$group
[1] 1 2 2

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

Warning message:
In bxp(list(stats = c(0.178745629317195, 0.243343301014599, 0.270913964757171,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1ks8l1355076009.ps tmp/1ks8l1355076009.png",intern=TRUE))
character(0)
> try(system("convert tmp/2nj7g1355076009.ps tmp/2nj7g1355076009.png",intern=TRUE))
character(0)
> try(system("convert tmp/31c8b1355076009.ps tmp/31c8b1355076009.png",intern=TRUE))
character(0)
> try(system("convert tmp/4myh11355076010.ps tmp/4myh11355076010.png",intern=TRUE))
character(0)
> try(system("convert tmp/5tkhh1355076010.ps tmp/5tkhh1355076010.png",intern=TRUE))
character(0)
> try(system("convert tmp/6g1hp1355076010.ps tmp/6g1hp1355076010.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  5.094   0.746   5.863