R version 2.8.0 (2008-10-20)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(163.40,162.89,162.29,161.26,161.43,161.44,161.44,161.44,161.92,162.23,161.89,161.40,161.40,159.55,158.93,158.59,158.29,158.03,158.03,163.94,164.36,164.39,163.22,163.22,163.56,162.82,162.80,162.44,161.98,161.53,161.53,161.52,162.07,161.84,161.54,161.47,161.47,161.54,161.57,160.75,160.31,160.57,160.57,159.65,158.76,158.95,159.25,158.72,158.72,158.72,158.53,157.92,157.89,157.81,157.81,157.88,157.52,156.11,155.61,155.31,155.31,155.31,153.09,151.94,151.73,151.65,151.65,151.09,149.94,149.47,149.15,149.22)
> 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,] 163.40 161.40 163.56 161.47 158.72 155.31   NA
 [2,] 162.89 159.55 162.82 161.54 158.72 155.31   NA
 [3,] 162.29 158.93 162.80 161.57 158.53 153.09   NA
 [4,] 161.26 158.59 162.44 160.75 157.92 151.94   NA
 [5,] 161.43 158.29 161.98 160.31 157.89 151.73   NA
 [6,] 161.44 158.03 161.53 160.57 157.81 151.65   NA
 [7,] 161.44 158.03 161.53 160.57 157.81 151.65   NA
 [8,] 161.44 163.94 161.52 159.65 157.88 151.09   NA
 [9,] 161.92 164.36 162.07 158.76 157.52 149.94   NA
[10,] 162.23 164.39 161.84 158.95 156.11 149.47   NA
[11,] 161.89 163.22 161.54 159.25 155.61 149.15   NA
[12,] 161.40 163.22 161.47 158.72 155.31 149.22   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/freestat/rcomp/tmp/1ujcs1244290536.ps",horizontal=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/freestat/rcomp/tmp/2ozjl1244290536.ps",horizontal=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/freestat/rcomp/tmp/3s2fk1244290536.ps",horizontal=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/freestat/rcomp/tmp/4jawp1244290536.ps",horizontal=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]
[1,] 155.310 155.310 153.09 157.92 157.89 157.81 157.81 157.880 157.52 149.470
[2,] 158.720 158.720 158.53 157.92 157.89 157.81 157.81 157.880 157.52 156.110
[3,] 161.435 160.545 160.25 159.67 159.30 159.30 159.30 160.545 160.34 160.395
[4,] 163.400 162.820 162.29 161.26 161.43 161.44 161.44 161.520 162.07 162.230
[5,] 163.560 162.890 162.80 162.44 161.98 161.53 161.53 163.940 164.36 164.390
       [,11]  [,12]
[1,] 149.150 149.22
[2,] 155.610 155.31
[3,] 160.395 160.06
[4,] 161.890 161.47
[5,] 163.220 163.22

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 158.4162 157.9004 157.8247 157.5156 157.0166 156.9585 156.9585 158.1971
[2,] 164.4538 163.1896 162.6753 161.8244 161.5834 161.6415 161.6415 162.8929
         [,9]    [,10]    [,11]    [,12]
[1,] 157.4051 156.4474 156.3442 156.0866
[2,] 163.2749 164.3426 164.4458 164.0334

$out
[1] 151.94 151.73 151.65 151.65 151.09 149.94

$group
[1] 4 5 6 7 8 9

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

Warning message:
In bxp(list(stats = c(155.31, 158.72, 161.435, 163.4, 163.56, 155.31,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/5uq3r1244290536.ps",horizontal=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,] 161.260 158.030 161.47 158.72 155.310 149.150   NA
[2,] 161.435 158.440 161.53 159.10 156.815 149.705   NA
[3,] 161.665 160.475 161.91 160.44 157.845 151.650   NA
[4,] 162.260 163.580 162.62 161.11 158.225 152.515   NA
[5,] 163.400 164.390 163.56 161.57 158.720 155.310   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 161.2887 158.1306 161.4128 159.5232 157.2019 150.3683   NA
[2,] 162.0413 162.8194 162.4072 161.3568 158.4881 152.9317   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(161.26, 161.435, 161.665, 162.26, 163.4, 158.03,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/6kmf81244290536.ps",horizontal=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,] 2.911985  7.580 3.04500
[2,] 3.674208  9.795 3.26750
[3,] 3.756771 10.375 3.50375
[4,] 5.160744 14.035 4.74250
[5,] 5.413983 14.920 5.31250

$n
[1] 12 12 12

$conf
         [,1]      [,2]     [,3]
[1,] 3.078752  8.441108 2.830993
[2,] 4.434790 12.308892 4.176507

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(2.91198500454014, 3.67420833049748, 3.75677089267393,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1ujcs1244290536.ps tmp/1ujcs1244290536.png")
> system("convert tmp/2ozjl1244290536.ps tmp/2ozjl1244290536.png")
> system("convert tmp/3s2fk1244290536.ps tmp/3s2fk1244290536.png")
> system("convert tmp/4jawp1244290536.ps tmp/4jawp1244290536.png")
> system("convert tmp/5uq3r1244290536.ps tmp/5uq3r1244290536.png")
> system("convert tmp/6kmf81244290536.ps tmp/6kmf81244290536.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.621   1.240   1.867