R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: i686-pc-linux-gnu (32-bit)

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> x <- c(1.31,1.32,1.32,1.33,1.33,1.33,1.34,1.33,1.32,1.31,1.31,1.33,1.34,1.33,1.33,1.34,1.34,1.34,1.35,1.35,1.35,1.34,1.35,1.36,1.35,1.36,1.36,1.36,1.37,1.39,1.39,1.38,1.37,1.39,1.38,1.4,1.41,1.4,1.42,1.43,1.44,1.44,1.44,1.46,1.46,1.49,1.49,1.48,1.49,1.5,1.5,1.5,1.47,1.49,1.49,1.5,1.52,1.52,1.52,1.52,1.53,1.54,1.51,1.49,1.49,1.49,1.48,1.49,1.49,1.47,1.49,1.49)
> 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,] 1.31 1.34 1.35 1.41 1.49 1.53   NA
 [2,] 1.32 1.33 1.36 1.40 1.50 1.54   NA
 [3,] 1.32 1.33 1.36 1.42 1.50 1.51   NA
 [4,] 1.33 1.34 1.36 1.43 1.50 1.49   NA
 [5,] 1.33 1.34 1.37 1.44 1.47 1.49   NA
 [6,] 1.33 1.34 1.39 1.44 1.49 1.49   NA
 [7,] 1.34 1.35 1.39 1.44 1.49 1.48   NA
 [8,] 1.33 1.35 1.38 1.46 1.50 1.49   NA
 [9,] 1.32 1.35 1.37 1.46 1.52 1.49   NA
[10,] 1.31 1.34 1.39 1.49 1.52 1.47   NA
[11,] 1.31 1.35 1.38 1.49 1.52 1.49   NA
[12,] 1.33 1.36 1.40 1.48 1.52 1.49   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/1xavp1386265174.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/2yrp21386265174.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/3mi6e1386265174.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/4c0mm1386265174.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,] 1.31 1.32 1.32 1.330 1.330 1.330 1.340 1.33 1.320  1.31 1.310  1.33
[2,] 1.34 1.33 1.33 1.340 1.340 1.340 1.350 1.35 1.350  1.34 1.350  1.36
[3,] 1.38 1.38 1.39 1.395 1.405 1.415 1.415 1.42 1.415  1.43 1.435  1.44
[4,] 1.49 1.50 1.50 1.490 1.470 1.490 1.480 1.49 1.490  1.49 1.490  1.49
[5,] 1.53 1.54 1.51 1.500 1.490 1.490 1.490 1.50 1.520  1.52 1.520  1.52

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 1.283245 1.270345 1.280345 1.298245 1.321146 1.318245 1.331146 1.329695
[2,] 1.476755 1.489655 1.499655 1.491755 1.488854 1.511755 1.498854 1.510305
         [,9]    [,10]    [,11]    [,12]
[1,] 1.324695 1.333245 1.344695 1.356146
[2,] 1.505305 1.526755 1.525305 1.523854

$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(1.31, 1.34, 1.38, 1.49, 1.53, 1.32, 1.33,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/57m4l1386265174.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,] 1.310 1.33 1.350 1.400 1.47 1.48   NA
[2,] 1.315 1.34 1.360 1.425 1.49 1.49   NA
[3,] 1.325 1.34 1.375 1.440 1.50 1.49   NA
[4,] 1.330 1.35 1.390 1.470 1.52 1.50   NA
[5,] 1.340 1.36 1.400 1.490 1.52 1.51   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 1.318158 1.335439 1.361317 1.419475 1.486317 1.485439   NA
[2,] 1.331842 1.344561 1.388683 1.460525 1.513683 1.494561   NA

$out
[1] 1.53 1.54 1.47

$group
[1] 6 6 6

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

Warning message:
In bxp(list(stats = c(1.31, 1.315, 1.325, 1.33, 1.34, 1.33, 1.34,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/69z7y1386265174.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,] 0.06473021 0.150 0.11000
[2,] 0.07266001 0.165 0.12125
[3,] 0.07989009 0.190 0.12750
[4,] 0.08667497 0.210 0.13250
[5,] 0.09174239 0.220 0.14250

$n
[1] 12 12 12

$conf
           [,1]      [,2]      [,3]
[1,] 0.07349777 0.1694752 0.1223688
[2,] 0.08628241 0.2105248 0.1326312

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.064730209330729, 0.0726600149081673, 0.0798900893731671,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1xavp1386265174.ps tmp/1xavp1386265174.png",intern=TRUE))
character(0)
> try(system("convert tmp/2yrp21386265174.ps tmp/2yrp21386265174.png",intern=TRUE))
character(0)
> try(system("convert tmp/3mi6e1386265174.ps tmp/3mi6e1386265174.png",intern=TRUE))
character(0)
> try(system("convert tmp/4c0mm1386265174.ps tmp/4c0mm1386265174.png",intern=TRUE))
character(0)
> try(system("convert tmp/57m4l1386265174.ps tmp/57m4l1386265174.png",intern=TRUE))
character(0)
> try(system("convert tmp/69z7y1386265174.ps tmp/69z7y1386265174.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  6.366   1.441   7.805