R version 2.12.1 (2010-12-16)
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(17,16.7,15.4,15.1,16.1,17,16.1,14.3,16.1,14.8,15.9,17.6,15.9,14.8,16.5,15.6,14.6,17.1,15.2,14.8,15.4,16.6,15.1,15.4,15.2,16.6,16.1,15.7,15.8,15.7,16.9,15.9,17.1,17,16.6,17.1,16.6,16.6,16.5,17,15.9,17,16.1,16.1,16.8,16.7,15.7,18.7,16.1,16.3,17.2,16.1,16.5,16.5,15.1,16.7,14.4,16.2,15.9,17.3,15.6,15.6,14.7,15.8,15.8,14.8,16.1,16.3,16.1,17.4,16.7,16.1,15.4,16.9,15.5,17.6,18.4,15.9,15.2,15.5,15.9,15.8,17.6,18.2,15.9,15.7,16.4,15.6,15.8,17,16.8,16.6,17.7,15.7,18,18.2,16.4,18,16.3)
> 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] 99
> (np <- floor(n / par1))
[1] 8
> 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] 9 9 9 8 8 8 8 8 8 8 8 8
> arr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9]
 [1,] 17.0 15.9 15.2 16.6 16.1 15.6 15.4 15.9 16.4
 [2,] 16.7 14.8 16.6 16.6 16.3 15.6 16.9 15.7 18.0
 [3,] 15.4 16.5 16.1 16.5 17.2 14.7 15.5 16.4 16.3
 [4,] 15.1 15.6 15.7 17.0 16.1 15.8 17.6 15.6   NA
 [5,] 16.1 14.6 15.8 15.9 16.5 15.8 18.4 15.8   NA
 [6,] 17.0 17.1 15.7 17.0 16.5 14.8 15.9 17.0   NA
 [7,] 16.1 15.2 16.9 16.1 15.1 16.1 15.2 16.8   NA
 [8,] 14.3 14.8 15.9 16.1 16.7 16.3 15.5 16.6   NA
 [9,] 16.1 15.4 17.1 16.8 14.4 16.1 15.9 17.7   NA
[10,] 14.8 16.6 17.0 16.7 16.2 17.4 15.8 15.7   NA
[11,] 15.9 15.1 16.6 15.7 15.9 16.7 17.6 18.0   NA
[12,] 17.6 15.4 17.1 18.7 17.3 16.1 18.2 18.2   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/1jwtn1304892460.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/2wz1h1304892460.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/3vp261304892460.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/4bte91304892460.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,] 15.2 14.8 14.7 15.10 15.80 14.80 15.10 14.30 14.40 14.80 15.10 15.40
[2,] 15.6 15.7 15.5 15.60 15.80 15.80 15.20 15.15 15.65 15.75 15.80 16.60
[3,] 15.9 16.6 16.3 15.75 15.85 16.75 16.10 16.00 16.10 16.40 16.25 17.45
[4,] 16.4 16.7 16.5 16.55 16.30 17.00 16.45 16.45 16.95 16.85 17.15 18.20
[5,] 17.0 18.0 17.2 17.60 16.50 17.10 16.90 16.70 17.70 17.40 18.00 18.70

$n
 [1] 9 9 9 8 8 8 8 8 8 8 8 8

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]    [,8]
[1,] 15.47867 16.07333 15.77333 15.21932 15.57069 16.07966 15.40173 15.2738
[2,] 16.32133 17.12667 16.82667 16.28068 16.12931 17.42034 16.79827 16.7262
        [,9]    [,10]    [,11]    [,12]
[1,] 15.3738 15.78552 15.49587 16.55622
[2,] 16.8262 17.01448 17.00413 18.34378

$out
[1] 14.6 18.4

$group
[1] 5 5

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

Warning message:
In bxp(list(stats = c(15.2, 15.6, 15.9, 16.4, 17, 14.8, 15.7, 16.6,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/5bsov1304892460.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]  [,9]
[1,] 14.30 14.60 15.20 15.7 15.10 14.70 15.2 15.60 16.30
[2,] 15.25 14.95 15.75 16.1 16.00 15.60 15.5 15.75 16.35
[3,] 16.10 15.40 16.35 16.6 16.25 15.95 15.9 16.50 16.40
[4,] 16.85 16.20 16.95 16.9 16.60 16.20 17.6 17.35 17.20
[5,] 17.60 17.10 17.10 17.0 17.30 16.70 18.4 18.20 18.00

$n
[1] 12 12 12 12 12 12 12 12  3

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 15.37023 14.82987 15.80267 16.23511 15.97634 15.67634 14.94218 15.77023
[2,] 16.82977 15.97013 16.89733 16.96489 16.52366 16.22366 16.85782 17.22977
         [,9]
[1,] 15.62462
[2,] 17.17538

$out
[1] 18.7 14.4 17.4

$group
[1] 4 5 6

$names
[1] "1" "2" "3" "4" "5" "6" "7" "8" NA 

Warning message:
In bxp(list(stats = c(14.3, 15.25, 16.1, 16.85, 17.6, 14.6, 14.95,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/6k20r1304892460.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,] 0.5819030 1.80 0.7250
[2,] 0.7873150 2.35 0.9000
[3,] 0.8455054 2.55 1.0250
[4,] 1.0071512 3.25 1.0875
[5,] 1.1183534 3.80 1.3500

$n
[1] 12 12 12

$conf
          [,1]     [,2]    [,3]
[1,] 0.7452367 2.139504 0.93948
[2,] 0.9457742 2.960496 1.11052

$out
[1] 0.4

$group
[1] 3

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

Warning message:
In bxp(list(stats = c(0.581903008336537, 0.787315033799979, 0.845505402680243,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1jwtn1304892460.ps tmp/1jwtn1304892460.png",intern=TRUE))
character(0)
> try(system("convert tmp/2wz1h1304892460.ps tmp/2wz1h1304892460.png",intern=TRUE))
character(0)
> try(system("convert tmp/3vp261304892460.ps tmp/3vp261304892460.png",intern=TRUE))
character(0)
> try(system("convert tmp/4bte91304892460.ps tmp/4bte91304892460.png",intern=TRUE))
character(0)
> try(system("convert tmp/5bsov1304892460.ps tmp/5bsov1304892460.png",intern=TRUE))
character(0)
> try(system("convert tmp/6k20r1304892460.ps tmp/6k20r1304892460.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.092   0.464   2.521