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(1.58,1.58,1.58,1.58,1.59,1.59,1.6,1.6,1.61,1.62,1.62,1.63,1.63,1.63,1.63,1.63,1.63,1.64,1.64,1.64,1.65,1.65,1.66,1.67,1.67,1.68,1.68,1.69,1.7,1.71,1.72,1.72,1.73,1.73,1.73,1.73,1.74,1.75,1.75,1.75,1.76,1.76,1.76,1.77,1.78,1.78,1.79,1.79,1.79,1.79,1.79,1.83,1.83,1.83,1.83,1.84,1.84,1.84,1.85,1.85,1.85,1.86,1.86,1.86,1.87,1.87,1.88,1.88,1.88,1.89,1.89,1.9)
> 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,] 1.58 1.63 1.67 1.74 1.79 1.85   NA
 [2,] 1.58 1.63 1.68 1.75 1.79 1.86   NA
 [3,] 1.58 1.63 1.68 1.75 1.79 1.86   NA
 [4,] 1.58 1.63 1.69 1.75 1.83 1.86   NA
 [5,] 1.59 1.63 1.70 1.76 1.83 1.87   NA
 [6,] 1.59 1.64 1.71 1.76 1.83 1.87   NA
 [7,] 1.60 1.64 1.72 1.76 1.83 1.88   NA
 [8,] 1.60 1.64 1.72 1.77 1.84 1.88   NA
 [9,] 1.61 1.65 1.73 1.78 1.84 1.88   NA
[10,] 1.62 1.65 1.73 1.78 1.84 1.89   NA
[11,] 1.62 1.66 1.73 1.79 1.85 1.89   NA
[12,] 1.63 1.67 1.73 1.79 1.85 1.90   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/124ij1354645065.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/25pse1354645065.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/3r81f1354645065.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/41bvo1354645065.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] [,12]
[1,] 1.580 1.580 1.580 1.58 1.59 1.590 1.60 1.600 1.610 1.620  1.62  1.63
[2,] 1.630 1.630 1.630 1.63 1.63 1.640 1.64 1.640 1.650 1.650  1.66  1.67
[3,] 1.705 1.715 1.715 1.72 1.73 1.735 1.74 1.745 1.755 1.755  1.76  1.76
[4,] 1.790 1.790 1.790 1.83 1.83 1.830 1.83 1.840 1.840 1.840  1.85  1.85
[5,] 1.850 1.860 1.860 1.86 1.87 1.870 1.88 1.880 1.880 1.890  1.89  1.90

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 1.601795 1.611795 1.611795 1.590994 1.600994 1.612444 1.617444 1.615994
[2,] 1.808205 1.818205 1.818205 1.849006 1.859006 1.857556 1.862556 1.874006
         [,9]    [,10]    [,11]    [,12]
[1,] 1.632444 1.632444 1.637444 1.643894
[2,] 1.877556 1.877556 1.882556 1.876106

$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(1.58, 1.63, 1.705, 1.79, 1.85, 1.58, 1.63,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5t4c81354645065.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,] 1.580 1.63 1.670 1.74 1.79 1.850   NA
[2,] 1.580 1.63 1.685 1.75 1.81 1.860   NA
[3,] 1.595 1.64 1.715 1.76 1.83 1.875   NA
[4,] 1.615 1.65 1.730 1.78 1.84 1.885   NA
[5,] 1.630 1.67 1.730 1.79 1.85 1.900   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 1.579036 1.630878 1.694475 1.746317 1.816317 1.863597   NA
[2,] 1.610964 1.649122 1.735525 1.773683 1.843683 1.886403   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(1.58, 1.58, 1.595, 1.615, 1.63, 1.63, 1.63,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6mmw51354645065.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,] 0.1017841 0.27 0.13750
[2,] 0.1044509 0.27 0.14375
[3,] 0.1059322 0.28 0.15500
[4,] 0.1090911 0.28 0.16000
[5,] 0.1105743 0.28 0.16500

$n
[1] 12 12 12

$conf
          [,1]      [,2]      [,3]
[1,] 0.1038158 0.2754389 0.1475883
[2,] 0.1080486 0.2845611 0.1624117

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.101784085199996, 0.104450945424156, 0.105932155424431,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/124ij1354645065.ps tmp/124ij1354645065.png",intern=TRUE))
character(0)
> try(system("convert tmp/25pse1354645065.ps tmp/25pse1354645065.png",intern=TRUE))
character(0)
> try(system("convert tmp/3r81f1354645065.ps tmp/3r81f1354645065.png",intern=TRUE))
character(0)
> try(system("convert tmp/41bvo1354645065.ps tmp/41bvo1354645065.png",intern=TRUE))
character(0)
> try(system("convert tmp/5t4c81354645065.ps tmp/5t4c81354645065.png",intern=TRUE))
character(0)
> try(system("convert tmp/6mmw51354645065.ps tmp/6mmw51354645065.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  3.237   0.523   3.776