R version 2.9.0 (2009-04-17)
Copyright (C) 2009 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(12,13,23,24,21,20,18,13,12,25,21,17,10,15,23,12,10,21,9,13,17,14,20,12,13,14,23,14,21,21,21,7,15,28,28,18,22,30,1,26,29,24,26,19,19,41,36,54,49,33,50,43,51,46,45,23,56,41,48,43)
> 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] 60
> (np <- floor(n / par1))
[1] 5
> 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] 5 5 5 5 5 5 5 5 5 5 5 5
> arr
      [,1] [,2] [,3] [,4] [,5] [,6]
 [1,]   12   10   13   22   49   NA
 [2,]   13   15   14   30   33   NA
 [3,]   23   23   23    1   50   NA
 [4,]   24   12   14   26   43   NA
 [5,]   21   10   21   29   51   NA
 [6,]   20   21   21   24   46   NA
 [7,]   18    9   21   26   45   NA
 [8,]   13   13    7   19   23   NA
 [9,]   12   17   15   19   56   NA
[10,]   25   14   28   41   41   NA
[11,]   21   20   28   36   48   NA
[12,]   17   12   18   54   43   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/html/rcomp/tmp/1p3by1291405752.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/html/rcomp/tmp/2p3by1291405752.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/html/rcomp/tmp/3p3by1291405752.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/html/rcomp/tmp/40ua01291405752.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,]   10   13   23   12   10   20    9    7   12    14    20    12
[2,]   12   14   23   14   21   21   18   13   15    25    21    17
[3,]   13   15   23   24   21   21   21   13   17    28    28    18
[4,]   22   30   23   26   29   24   26   19   19    41    36    43
[5,]   22   33   23   43   29   24   26   23   19    41    48    54

$n
 [1] 5 5 5 5 5 5 5 5 5 5 5 5

$conf
          [,1]     [,2] [,3]     [,4]     [,5]     [,6]     [,7]      [,8]
[1,]  5.934025  3.69444   23 15.52083 15.34722 18.88021 15.34722  8.760415
[2,] 20.065975 26.30556   23 32.47917 26.65278 23.11979 26.65278 17.239585
         [,9]    [,10]    [,11]      [,12]
[1,] 14.17361 16.69444 17.40104 -0.3715345
[2,] 19.82639 39.30556 38.59896 36.3715345

$out
[1] 49  1 50 51 46 45 56

$group
[1] 1 3 3 5 6 7 9

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

Warning message:
In bxp(list(stats = c(10, 12, 13, 22, 22, 13, 14, 15, 30, 33, 23,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/50ua01291405752.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]
[1,]   12  9.0  7.0 19.0 33.0   NA
[2,]   13 11.0 14.0 20.5 42.0   NA
[3,]   19 13.5 19.5 26.0 45.5   NA
[4,]   22 18.5 22.0 33.0 49.5   NA
[5,]   25 23.0 28.0 41.0 56.0   NA

$n
[1] 12 12 12 12 12  0

$conf
         [,1]    [,2]     [,3]     [,4]    [,5] [,6]
[1,] 14.89504 10.0792 15.85115 20.29867 42.0792   NA
[2,] 23.10496 16.9208 23.14885 31.70133 48.9208   NA

$out
[1]  1 54 23

$group
[1] 4 4 5

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

Warning message:
In bxp(list(stats = c(12, 13, 19, 22, 25, 9, 11, 13.5, 18.5, 23,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6b39l1291405752.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,]  6.164414 16.0  0.0
[2,] 11.267498 26.5  5.0
[3,] 12.852404 33.5  9.0
[4,] 16.793085 41.5 15.5
[5,] 18.539148 49.0 26.0

$n
[1] 12 12 12

$conf
         [,1]    [,2]      [,3]
[1,] 10.33215 26.6584  4.210880
[2,] 15.37266 40.3416 13.789120

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(6.16441400296898, 11.2674975415576, 12.8524041714969,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1p3by1291405752.ps tmp/1p3by1291405752.png",intern=TRUE))
character(0)
> try(system("convert tmp/2p3by1291405752.ps tmp/2p3by1291405752.png",intern=TRUE))
character(0)
> try(system("convert tmp/3p3by1291405752.ps tmp/3p3by1291405752.png",intern=TRUE))
character(0)
> try(system("convert tmp/40ua01291405752.ps tmp/40ua01291405752.png",intern=TRUE))
character(0)
> try(system("convert tmp/50ua01291405752.ps tmp/50ua01291405752.png",intern=TRUE))
character(0)
> try(system("convert tmp/6b39l1291405752.ps tmp/6b39l1291405752.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.035   0.784   2.380