R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(1.4,1.5,1.8,1.8,1.8,1.7,1.5,1.1,1.3,1.6,1.9,1.9,2,2.2,2.2,2,2.3,2.6,3.2,3.2,3.1,2.8,2.3,1.9,1.9,2,2,1.8,1.6,1.4,0.2,0.3,0.4,0.7,1,1.1,0.8,0.8,1,1.1,1,0.8,1.6,1.5,1.6,1.6,1.6,1.9,2,1.9,2,2.1,2.3,2.3,2.6,2.6,2.7,2.6,2.6,2.4,2.5,2.5,2.5,2.4,2.1,2.1,2.3,2.3,2.3,2.9,2.8,2.9,3,3,2.9,2.6,2.8,2.9,3.1,2.8,2.4,1.6,1.5,1.7)
> 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,]  1.4  2.0  1.9  0.8  2.0  2.5  3.0   NA
 [2,]  1.5  2.2  2.0  0.8  1.9  2.5  3.0   NA
 [3,]  1.8  2.2  2.0  1.0  2.0  2.5  2.9   NA
 [4,]  1.8  2.0  1.8  1.1  2.1  2.4  2.6   NA
 [5,]  1.8  2.3  1.6  1.0  2.3  2.1  2.8   NA
 [6,]  1.7  2.6  1.4  0.8  2.3  2.1  2.9   NA
 [7,]  1.5  3.2  0.2  1.6  2.6  2.3  3.1   NA
 [8,]  1.1  3.2  0.3  1.5  2.6  2.3  2.8   NA
 [9,]  1.3  3.1  0.4  1.6  2.7  2.3  2.4   NA
[10,]  1.6  2.8  0.7  1.6  2.6  2.9  1.6   NA
[11,]  1.9  2.3  1.0  1.6  2.6  2.8  1.5   NA
[12,]  1.9  1.9  1.1  1.9  2.4  2.9  1.7   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/1b6401417684915.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/2wwkd1417684915.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/3cunv1417684915.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/4b1d11417684915.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,] 0.80 0.80 1.80 1.80  1.0 0.80 0.20  0.3 0.40   0.7  1.00  1.70
[2,] 1.65 1.70 1.90 1.80  1.7 1.55 1.55  1.3 1.45   1.6  1.55  1.80
[3,] 2.00 2.00 2.00 2.00  2.1 2.10 2.30  2.3 2.30   1.6  1.90  1.90
[4,] 2.25 2.35 2.35 2.25  2.3 2.45 2.85  2.7 2.55   2.7  2.45  2.15
[5,] 3.00 3.00 2.90 2.60  2.8 2.90 3.20  3.2 3.10   2.9  2.80  2.40

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

$conf
        [,1]    [,2]     [,3]     [,4]    [,5]     [,6]     [,7]     [,8]
[1,] 1.64169 1.61183 1.731267 1.731267 1.74169 1.562535 1.523661 1.463943
[2,] 2.35831 2.38817 2.268733 2.268733 2.45831 2.637465 3.076339 3.136057
         [,9]     [,10]    [,11]    [,12]
[1,] 1.643098 0.9430977 1.362535 1.690986
[2,] 2.956902 2.2569023 2.437465 2.109014

$out
[1] 1.0 1.1 1.1 2.9

$group
[1]  3  4 12 12

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

Warning message:
In bxp(list(stats = c(0.8, 1.65, 2, 2.25, 3, 0.8, 1.7, 2, 2.35,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/50g9a1417684915.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,] 1.10 1.90 0.20  0.8 1.90 2.10 1.50   NA
[2,] 1.45 2.10 0.55  0.9 2.05 2.30 2.05   NA
[3,] 1.65 2.30 1.25  1.3 2.35 2.45 2.80   NA
[4,] 1.80 2.95 1.85  1.6 2.60 2.65 2.95   NA
[5,] 1.90 3.20 2.00  1.9 2.70 2.90 3.10   NA

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

$conf
         [,1]     [,2]      [,3]      [,4]     [,5]     [,6]     [,7] [,8]
[1,] 1.490363 1.912309 0.6570613 0.9807253 2.099141 2.290363 2.389504   NA
[2,] 1.809637 2.687691 1.8429387 1.6192747 2.600859 2.609637 3.210496   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(1.1, 1.45, 1.65, 1.8, 1.9, 1.9, 2.1, 2.3,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6a73b1417684915.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,] 0.4855042 1.50 0.350
[2,] 0.5877387 1.80 0.525
[3,] 0.7086146 2.15 0.775
[4,] 0.8703581 2.45 1.100
[5,] 1.0578505 3.00 1.400

$n
[1] 12 12 12

$conf
          [,1]     [,2]      [,3]
[1,] 0.5797100 1.853531 0.5127386
[2,] 0.8375192 2.446469 1.0372614

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.485504156227612, 0.587738686192067, 0.708614634591655,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1b6401417684915.ps tmp/1b6401417684915.png",intern=TRUE))
character(0)
> try(system("convert tmp/2wwkd1417684915.ps tmp/2wwkd1417684915.png",intern=TRUE))
character(0)
> try(system("convert tmp/3cunv1417684915.ps tmp/3cunv1417684915.png",intern=TRUE))
character(0)
> try(system("convert tmp/4b1d11417684915.ps tmp/4b1d11417684915.png",intern=TRUE))
character(0)
> try(system("convert tmp/50g9a1417684915.ps tmp/50g9a1417684915.png",intern=TRUE))
character(0)
> try(system("convert tmp/6a73b1417684915.ps tmp/6a73b1417684915.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.132   0.372   2.534