R version 3.2.4 (2016-03-10) -- "Very Secure Dishes"
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Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(1.9,2,2,1.8,1.6,1.4,0.2,0.3,0.4,0.7,1,1.1,0.8,0.8,1,1.1,1,0.8,1.6,1.5,1.6,1.6,1.6,1.9,2,1.9,2,2.1,2.3,2.3,2.6,2.6,2.7,2.6,2.6,2.4,2.5,2.5,2.5,2.4,2.1,2.1,2.3,2.3,2.3,2.9,2.8,2.9,3,3,2.9,2.6,2.8,2.9,3.1,2.8,2.4,1.6,1.5,1.7,1.4,1.1,0.8,1.2,0.8,0.9,0.9,1,0.9,1.1,1,0.7,0,0.2,0.4,0.6,1.1,1,1,0.8,0.6,0.6,0.7,0.7)
> 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] 84
> (np <- floor(n / par1))
[1] 7
> 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 7 7 7 7 7 7 7 7 7 7 7
> arr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8]
 [1,]  1.9  0.8  2.0  2.5  3.0  1.4  0.0   NA
 [2,]  2.0  0.8  1.9  2.5  3.0  1.1  0.2   NA
 [3,]  2.0  1.0  2.0  2.5  2.9  0.8  0.4   NA
 [4,]  1.8  1.1  2.1  2.4  2.6  1.2  0.6   NA
 [5,]  1.6  1.0  2.3  2.1  2.8  0.8  1.1   NA
 [6,]  1.4  0.8  2.3  2.1  2.9  0.9  1.0   NA
 [7,]  0.2  1.6  2.6  2.3  3.1  0.9  1.0   NA
 [8,]  0.3  1.5  2.6  2.3  2.8  1.0  0.8   NA
 [9,]  0.4  1.6  2.7  2.3  2.4  0.9  0.6   NA
[10,]  0.7  1.6  2.6  2.9  1.6  1.1  0.6   NA
[11,]  1.0  1.6  2.6  2.8  1.5  1.0  0.7   NA
[12,]  1.1  1.9  2.4  2.9  1.7  0.7  0.7   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/1lp4x1458634081.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/26nfl1458634081.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/3ltuw1458634081.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/4debp1458634081.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,] 0.00 0.20 0.40 0.60 0.80 0.80 0.20 0.30 0.40   0.6   0.7  0.70
[2,] 1.10 0.95 0.90 1.15 1.05 0.95 0.95 0.90 0.75   0.9   1.0  0.90
[3,] 1.90 1.90 2.00 1.80 1.60 1.40 1.60 1.50 1.60   1.6   1.5  1.70
[4,] 2.25 2.25 2.25 2.25 2.20 2.20 2.45 2.45 2.35   2.1   2.1  2.15
[5,] 3.00 3.00 2.90 2.60 2.80 2.90 3.10 2.80 2.70   2.9   2.8  2.90

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

$conf
         [,1]     [,2]     [,3]     [,4]      [,5]      [,6]      [,7]     [,8]
[1,] 1.213239 1.123661 1.193802 1.143098 0.9132386 0.6535202 0.7042242 0.574365
[2,] 2.586761 2.676339 2.806198 2.456902 2.2867614 2.1464798 2.4957758 2.425635
          [,9]     [,10]     [,11]     [,12]
[1,] 0.6445058 0.8833794 0.8430977 0.9535202
[2,] 2.5554942 2.3166206 2.1569023 2.4464798

$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, 1.1, 1.9, 2.25, 3, 0.2, 0.95, 1.9, 2.25,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5bcyh1458634081.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] [,8]
[1,] 0.20  0.8 1.90 2.10 1.50 0.70 0.00   NA
[2,] 0.55  0.9 2.05 2.30 2.05 0.85 0.50   NA
[3,] 1.25  1.3 2.35 2.45 2.80 0.95 0.65   NA
[4,] 1.85  1.6 2.60 2.65 2.95 1.10 0.90   NA
[5,] 2.00  1.9 2.70 2.90 3.10 1.40 1.10   NA

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

$conf
          [,1]      [,2]     [,3]     [,4]     [,5]      [,6]      [,7] [,8]
[1,] 0.6570613 0.9807253 2.099141 2.290363 2.389504 0.8359733 0.4675573   NA
[2,] 1.8429387 1.6192747 2.600859 2.609637 3.210496 1.0640267 0.8324427   NA

$out
numeric(0)

$group
numeric(0)

$names
[1] "1" "2" "3" "4" "5" "6" "7" NA 

Warning message:
In bxp(list(stats = c(0.2, 0.55, 1.25, 1.85, 2, 0.8, 0.9, 1.3, 1.6,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6x9f71458634081.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,] 0.7403345 2.00 1.100
[2,] 0.8131351 2.10 1.150
[3,] 0.9119455 2.30 1.250
[4,] 0.9782883 2.65 1.425
[5,] 1.0419761 3.00 1.600

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 0.836618 2.049141 1.124571
[2,] 0.987273 2.550859 1.375429

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.740334544712887, 0.813135130212375, 0.911945476105221,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1lp4x1458634081.ps tmp/1lp4x1458634081.png",intern=TRUE))
character(0)
> try(system("convert tmp/26nfl1458634081.ps tmp/26nfl1458634081.png",intern=TRUE))
character(0)
> try(system("convert tmp/3ltuw1458634081.ps tmp/3ltuw1458634081.png",intern=TRUE))
character(0)
> try(system("convert tmp/4debp1458634081.ps tmp/4debp1458634081.png",intern=TRUE))
character(0)
> try(system("convert tmp/5bcyh1458634081.ps tmp/5bcyh1458634081.png",intern=TRUE))
character(0)
> try(system("convert tmp/6x9f71458634081.ps tmp/6x9f71458634081.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.182   0.392   2.591