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(0.68,0.68,0.69,0.69,0.7,0.7,0.7,0.7,0.7,0.71,0.71,0.71,0.71,0.71,0.71,0.71,0.71,0.71,0.76,0.77,0.78,0.85,0.89,0.9,0.91,0.91,0.91,0.9,0.89,0.88,0.87,0.86,0.87,0.87,0.87,0.85,0.84,0.84,0.84,0.84,0.84,0.82,0.87,0.92,0.92,0.92,0.93,0.94,0.87,0.84,0.83,0.81,0.81,0.81,0.8,0.8,0.8,0.8,0.8,0.8,0.79,0.8,0.8,0.8,0.81,0.83,0.83,0.83,0.83,0.82,0.82,0.82)
> 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,] 0.68 0.71 0.91 0.84 0.87 0.79   NA
 [2,] 0.68 0.71 0.91 0.84 0.84 0.80   NA
 [3,] 0.69 0.71 0.91 0.84 0.83 0.80   NA
 [4,] 0.69 0.71 0.90 0.84 0.81 0.80   NA
 [5,] 0.70 0.71 0.89 0.84 0.81 0.81   NA
 [6,] 0.70 0.71 0.88 0.82 0.81 0.83   NA
 [7,] 0.70 0.76 0.87 0.87 0.80 0.83   NA
 [8,] 0.70 0.77 0.86 0.92 0.80 0.83   NA
 [9,] 0.70 0.78 0.87 0.92 0.80 0.83   NA
[10,] 0.71 0.85 0.87 0.92 0.80 0.82   NA
[11,] 0.71 0.89 0.87 0.93 0.80 0.82   NA
[12,] 0.71 0.90 0.85 0.94 0.80 0.82   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/1fmvz1354111241.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/2evjo1354111241.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/33p221354111241.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/4t36y1354111241.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,] 0.680 0.68 0.690 0.690 0.70 0.700 0.700 0.700 0.700 0.710 0.710 0.710
[2,] 0.710 0.71 0.710 0.710 0.71 0.710 0.760 0.770 0.780 0.800 0.800 0.800
[3,] 0.815 0.82 0.815 0.805 0.81 0.815 0.815 0.815 0.815 0.835 0.845 0.835
[4,] 0.870 0.84 0.840 0.840 0.84 0.830 0.870 0.860 0.870 0.870 0.890 0.900
[5,] 0.910 0.91 0.910 0.900 0.89 0.880 0.870 0.920 0.920 0.920 0.930 0.940

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

$conf
          [,1]      [,2]      [,3]      [,4]      [,5]      [,6]      [,7]
[1,] 0.7117948 0.7361458 0.7311458 0.7211458 0.7261458 0.7375961 0.7440464
[2,] 0.9182052 0.9038542 0.8988542 0.8888542 0.8938542 0.8924039 0.8859536
          [,8]      [,9]     [,10]     [,11]     [,12]
[1,] 0.7569471 0.7569471 0.7898477 0.7869471 0.7704968
[2,] 0.8730529 0.8730529 0.8801523 0.9030529 0.8995032

$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(0.68, 0.71, 0.815, 0.87, 0.91, 0.68, 0.71,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5tzjj1354111241.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,] 0.680 0.710 0.850 0.820 0.800 0.79   NA
[2,] 0.690 0.710 0.870 0.840 0.800 0.80   NA
[3,] 0.700 0.735 0.875 0.855 0.805 0.82   NA
[4,] 0.705 0.815 0.905 0.920 0.820 0.83   NA
[5,] 0.710 0.900 0.910 0.940 0.840 0.83   NA

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

$conf
          [,1]      [,2]      [,3]      [,4]      [,5]      [,6] [,7]
[1,] 0.6931584 0.6871088 0.8590363 0.8185115 0.7958779 0.8063168   NA
[2,] 0.7068416 0.7828912 0.8909637 0.8914885 0.8141221 0.8336832   NA

$out
[1] 0.87

$group
[1] 5

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

Warning message:
In bxp(list(stats = c(0.68, 0.69, 0.7, 0.705, 0.71, 0.71, 0.71,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6cu4j1354111241.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,] 0.06655825 0.170 0.06000
[2,] 0.07293344 0.200 0.07750
[3,] 0.07697948 0.220 0.09125
[4,] 0.08200529 0.225 0.10250
[5,] 0.09077445 0.230 0.13250

$n
[1] 12 12 12

$conf
           [,1]      [,2]       [,3]
[1,] 0.07284175 0.2085973 0.07984733
[2,] 0.08111721 0.2314027 0.10265267

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.066558245169175, 0.0729334446847417, 0.0769794763534155,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1fmvz1354111241.ps tmp/1fmvz1354111241.png",intern=TRUE))
character(0)
> try(system("convert tmp/2evjo1354111241.ps tmp/2evjo1354111241.png",intern=TRUE))
character(0)
> try(system("convert tmp/33p221354111241.ps tmp/33p221354111241.png",intern=TRUE))
character(0)
> try(system("convert tmp/4t36y1354111241.ps tmp/4t36y1354111241.png",intern=TRUE))
character(0)
> try(system("convert tmp/5tzjj1354111241.ps tmp/5tzjj1354111241.png",intern=TRUE))
character(0)
> try(system("convert tmp/6cu4j1354111241.ps tmp/6cu4j1354111241.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  3.562   0.636   4.195