R version 2.12.0 (2010-10-15)
Copyright (C) 2010 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i486-pc-linux-gnu (32-bit)

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> x <- c(71.42,71.47,71.55,71.6,71.62,71.64,71.65,71.65,71.65,71.7,71.73,71.83,71.83,71.87,71.91,71.99,72.1,72.12,72.12,72.12,72.25,72.59,72.72,72.76,72.76,72.91,73,73.11,73.11,73.16,73.16,73.33,73.51,73.65,73.65,73.65,73.65,73.66,73.71,73.73,73.77,73.77,73.78,73.85,73.88,74.3,74.53,74.53,74.53,74.53,74.65,74.65,74.65,74.71,74.71,74.78,74.85,74.9,74.96,74.96,74.96,74.98,75.19,75.22,75.33,75.33,75.37,75.44,75.54,75.58,75.59,75.61)
> par1 = '12'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> 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,] 71.42 71.83 72.76 73.65 74.53 74.96   NA
 [2,] 71.47 71.87 72.91 73.66 74.53 74.98   NA
 [3,] 71.55 71.91 73.00 73.71 74.65 75.19   NA
 [4,] 71.60 71.99 73.11 73.73 74.65 75.22   NA
 [5,] 71.62 72.10 73.11 73.77 74.65 75.33   NA
 [6,] 71.64 72.12 73.16 73.77 74.71 75.33   NA
 [7,] 71.65 72.12 73.16 73.78 74.71 75.37   NA
 [8,] 71.65 72.12 73.33 73.85 74.78 75.44   NA
 [9,] 71.65 72.25 73.51 73.88 74.85 75.54   NA
[10,] 71.70 72.59 73.65 74.30 74.90 75.58   NA
[11,] 71.73 72.72 73.65 74.53 74.96 75.59   NA
[12,] 71.83 72.76 73.65 74.53 74.96 75.61   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/www/rcomp/tmp/1vs691304970820.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/www/rcomp/tmp/25par1304970820.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/www/rcomp/tmp/3oxpq1304970820.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/www/rcomp/tmp/4f1w81304970820.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]
[1,] 71.420 71.470 71.550 71.60 71.62 71.640 71.65 71.65 71.650 71.700 71.73
[2,] 71.830 71.870 71.910 71.99 72.10 72.120 72.12 72.12 72.250 72.590 72.72
[3,] 73.205 73.285 73.355 73.42 73.44 73.465 73.47 73.59 73.695 73.975 74.09
[4,] 74.530 74.530 74.650 74.65 74.65 74.710 74.71 74.78 74.850 74.900 74.96
[5,] 74.960 74.980 75.190 75.22 75.33 75.330 75.37 75.44 75.540 75.580 75.59
     [,12]
[1,] 71.83
[2,] 72.76
[3,] 74.09
[4,] 74.96
[5,] 75.61

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 71.46341 71.56921 71.58761 71.70421 71.79517 71.79437 71.79937 71.87421
[2,] 74.94659 75.00079 75.12239 75.13579 75.08483 75.13563 75.14063 75.30579
         [,9]    [,10]    [,11]    [,12]
[1,] 72.01792 72.48498 72.64513 72.67093
[2,] 75.37208 75.46502 75.53487 75.50907

$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(71.42, 71.83, 73.205, 74.53, 74.96, 71.47,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/5ah8a1304970820.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,] 71.470 71.83 72.760 73.650 74.530 74.960   NA
[2,] 71.575 71.95 73.055 73.720 74.650 75.205   NA
[3,] 71.645 72.12 73.160 73.775 74.710 75.350   NA
[4,] 71.675 72.42 73.580 74.090 74.875 75.560   NA
[5,] 71.730 72.76 73.650 74.530 74.960 75.610   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 71.59939 71.90563 72.92054 73.60624 74.60738 75.18808   NA
[2,] 71.69061 72.33437 73.39946 73.94376 74.81262 75.51192   NA

$out
[1] 71.42 71.83

$group
[1] 1 1

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

Warning message:
In bxp(list(stats = c(71.47, 71.575, 71.645, 71.675, 71.73, 71.83,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/6i5fy1304970820.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,] 1.413275 3.510 1.87000
[2,] 1.435333 3.630 1.97125
[3,] 1.443461 3.715 2.09625
[4,] 1.455065 3.825 2.16625
[5,] 1.474821 3.890 2.24750

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 1.434461 3.626059 2.007309
[2,] 1.452461 3.803941 2.185191

$out
[1] 1.485701

$group
[1] 1

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

Warning message:
In bxp(list(stats = c(1.41327515603532, 1.43533322153002, 1.44346099299883,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1vs691304970820.ps tmp/1vs691304970820.png",intern=TRUE))
character(0)
> try(system("convert tmp/25par1304970820.ps tmp/25par1304970820.png",intern=TRUE))
character(0)
> try(system("convert tmp/3oxpq1304970820.ps tmp/3oxpq1304970820.png",intern=TRUE))
character(0)
> try(system("convert tmp/4f1w81304970820.ps tmp/4f1w81304970820.png",intern=TRUE))
character(0)
> try(system("convert tmp/5ah8a1304970820.ps tmp/5ah8a1304970820.png",intern=TRUE))
character(0)
> try(system("convert tmp/6i5fy1304970820.ps tmp/6i5fy1304970820.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.380   0.950   2.316