R version 2.13.0 (2011-04-13)
Copyright (C) 2011 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i486-pc-linux-gnu (32-bit)

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> x <- c(1.45,1.45,1.45,1.44,1.44,1.44,1.44,1.45,1.44,1.45,1.46,1.46,1.47,1.46,1.46,1.45,1.45,1.45,1.44,1.45,1.44,1.45,1.47,1.48,1.5,1.5,1.52,1.54,1.55,1.54,1.55,1.54,1.57,1.61,1.62,1.64,1.63,1.63,1.67,1.7,1.69,1.68,1.67,1.68,1.66,1.65,1.65,1.66,1.67,1.67,1.65,1.65,1.65,1.65,1.66,1.66,1.67,1.67,1.67,1.66)
> 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] 60
> (np <- floor(n / par1))
[1] 5
> 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] 5 5 5 5 5 5 5 5 5 5 5 5
> arr
      [,1] [,2] [,3] [,4] [,5] [,6]
 [1,] 1.45 1.47 1.50 1.63 1.67   NA
 [2,] 1.45 1.46 1.50 1.63 1.67   NA
 [3,] 1.45 1.46 1.52 1.67 1.65   NA
 [4,] 1.44 1.45 1.54 1.70 1.65   NA
 [5,] 1.44 1.45 1.55 1.69 1.65   NA
 [6,] 1.44 1.45 1.54 1.68 1.65   NA
 [7,] 1.44 1.44 1.55 1.67 1.66   NA
 [8,] 1.45 1.45 1.54 1.68 1.66   NA
 [9,] 1.44 1.44 1.57 1.66 1.67   NA
[10,] 1.45 1.45 1.61 1.65 1.67   NA
[11,] 1.46 1.47 1.62 1.65 1.67   NA
[12,] 1.46 1.48 1.64 1.66 1.66   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/1tcaf1335198582.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/2ygk41335198582.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/3uid21335198582.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/4w1x31335198582.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,] 1.45 1.45 1.45 1.44 1.44 1.44 1.44 1.45 1.44  1.45  1.46  1.46
[2,] 1.47 1.46 1.46 1.45 1.45 1.45 1.44 1.45 1.44  1.45  1.47  1.48
[3,] 1.50 1.50 1.52 1.54 1.55 1.54 1.55 1.54 1.57  1.61  1.62  1.64
[4,] 1.63 1.63 1.65 1.65 1.65 1.65 1.66 1.66 1.66  1.65  1.65  1.66
[5,] 1.67 1.67 1.67 1.70 1.69 1.68 1.67 1.68 1.67  1.67  1.67  1.66

$n
 [1] 5 5 5 5 5 5 5 5 5 5 5 5

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 1.386944 1.379878 1.385746 1.398681 1.408681 1.398681 1.394549 1.391615
[2,] 1.613056 1.620122 1.654254 1.681319 1.691319 1.681319 1.705451 1.688385
         [,9]    [,10]    [,11]    [,12]
[1,] 1.414549 1.468681 1.492812 1.512812
[2,] 1.725451 1.751319 1.747188 1.767188

$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(1.45, 1.47, 1.5, 1.63, 1.67, 1.45, 1.46, 1.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/51cil1335198582.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]
[1,] 1.44 1.440 1.500 1.630 1.65   NA
[2,] 1.44 1.450 1.530 1.650 1.65   NA
[3,] 1.45 1.450 1.545 1.665 1.66   NA
[4,] 1.45 1.465 1.590 1.680 1.67   NA
[5,] 1.46 1.480 1.640 1.700 1.67   NA

$n
[1] 12 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4]     [,5] [,6]
[1,] 1.445439 1.443158 1.517634 1.651317 1.650878   NA
[2,] 1.454561 1.456842 1.572366 1.678683 1.669122   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(1.44, 1.44, 1.45, 1.45, 1.46, 1.44, 1.45,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6ry9u1335198582.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,] 0.09939819 0.200 0.160
[2,] 0.10124224 0.220 0.180
[3,] 0.10933169 0.225 0.200
[4,] 0.11269420 0.235 0.205
[5,] 0.11674759 0.250 0.220

$n
[1] 12 12 12

$conf
          [,1]      [,2]      [,3]
[1,] 0.1041084 0.2181584 0.1885973
[2,] 0.1145550 0.2318416 0.2114027

$out
[1] 0.26

$group
[1] 2

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

Warning message:
In bxp(list(stats = c(0.0993981891183134, 0.101242235474594, 0.109331689548222,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1tcaf1335198582.ps tmp/1tcaf1335198582.png",intern=TRUE))
character(0)
> try(system("convert tmp/2ygk41335198582.ps tmp/2ygk41335198582.png",intern=TRUE))
character(0)
> try(system("convert tmp/3uid21335198582.ps tmp/3uid21335198582.png",intern=TRUE))
character(0)
> try(system("convert tmp/4w1x31335198582.ps tmp/4w1x31335198582.png",intern=TRUE))
character(0)
> try(system("convert tmp/51cil1335198582.ps tmp/51cil1335198582.png",intern=TRUE))
character(0)
> try(system("convert tmp/6ry9u1335198582.ps tmp/6ry9u1335198582.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.402   0.425   1.833