R version 2.6.2 (2008-02-08)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(2.17,2.18,2.18,2.18,2.17,2.17,2.18,2.17,2.18,2.17,2.17,2.17,2.17,2.17,2.17,2.17,2.17,2.17,2.18,2.18,2.18,2.18,2.18,2.18,2.18,2.18,2.18,2.18,2.18,2.18,2.18,2.19,2.19,2.19,2.2,2.2,2.21,2.21,2.21,2.2,2.21,2.2,2.21,2.21,2.22,2.22,2.23,2.24,2.24,2.25,2.25,2.32,2.36,2.37,2.37,2.37,2.38,2.38,2.41,2.42,2.43,2.44,2.44,2.44,2.43,2.43,2.43,2.42,2.42,2.42,2.42,2.42)
> 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,] 2.17 2.17 2.18 2.21 2.24 2.43   NA
 [2,] 2.18 2.17 2.18 2.21 2.25 2.44   NA
 [3,] 2.18 2.17 2.18 2.21 2.25 2.44   NA
 [4,] 2.18 2.17 2.18 2.20 2.32 2.44   NA
 [5,] 2.17 2.17 2.18 2.21 2.36 2.43   NA
 [6,] 2.17 2.17 2.18 2.20 2.37 2.43   NA
 [7,] 2.18 2.18 2.18 2.21 2.37 2.43   NA
 [8,] 2.17 2.18 2.19 2.21 2.37 2.42   NA
 [9,] 2.18 2.18 2.19 2.22 2.38 2.42   NA
[10,] 2.17 2.18 2.19 2.22 2.38 2.42   NA
[11,] 2.17 2.18 2.20 2.23 2.41 2.42   NA
[12,] 2.17 2.18 2.20 2.24 2.42 2.42   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/1ziyp1210420240.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/rcomp/tmp/28njy1210420240.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/rcomp/tmp/39enh1210420240.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/rcomp/tmp/4797n1210420240.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] [,11] [,12]
[1,] 2.170 2.170 2.170 2.17 2.170 2.17 2.180 2.17 2.180 2.170 2.170  2.17
[2,] 2.170 2.180 2.180 2.18 2.170 2.17 2.180 2.18 2.180 2.180 2.180  2.18
[3,] 2.195 2.195 2.195 2.19 2.195 2.19 2.195 2.20 2.205 2.205 2.215  2.22
[4,] 2.240 2.250 2.250 2.32 2.360 2.37 2.370 2.37 2.380 2.380 2.410  2.42
[5,] 2.240 2.250 2.250 2.44 2.430 2.43 2.430 2.42 2.420 2.420 2.420  2.42

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 2.149848 2.149848 2.149848 2.099695 2.072444 2.060994 2.072444 2.077444
[2,] 2.240152 2.240152 2.240152 2.280305 2.317556 2.319006 2.317556 2.322556
         [,9]    [,10]    [,11]    [,12]
[1,] 2.075994 2.075994 2.066643 2.065192
[2,] 2.334006 2.334006 2.363357 2.374808

$out
[1] 2.43 2.44 2.44

$group
[1] 1 2 3

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

Warning message:
In bxp(list(stats = c(2.17, 2.17, 2.195, 2.24, 2.24, 2.17, 2.18,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5g1ld1210420240.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,] 2.17 2.170 2.18 2.20 2.240 2.420   NA
[2,] 2.17 2.170 2.18 2.21 2.285 2.420   NA
[3,] 2.17 2.175 2.18 2.21 2.370 2.430   NA
[4,] 2.18 2.180 2.19 2.22 2.380 2.435   NA
[5,] 2.18 2.180 2.20 2.23 2.420 2.440   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]    [,5]     [,6] [,7]
[1,] 2.165439 2.170439 2.175439 2.205439 2.32667 2.423158   NA
[2,] 2.174561 2.179561 2.184561 2.214561 2.41333 2.436842   NA

$out
[1] 2.24

$group
[1] 4

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

Warning message:
In bxp(list(stats = c(2.17, 2.17, 2.17, 2.18, 2.18, 2.17, 2.17,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6f4p11210420240.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,] 0.1001332 0.240 0.0600
[2,] 0.1059628 0.250 0.0850
[3,] 0.1098543 0.255 0.1500
[4,] 0.1141928 0.265 0.1575
[5,] 0.1173740 0.270 0.1900

$n
[1] 12 12 12

$conf
          [,1]      [,2]      [,3]
[1,] 0.1061006 0.2481584 0.1169323
[2,] 0.1136081 0.2618416 0.1830677

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.100133244562766, 0.105962766050574, 0.10985433172468,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1ziyp1210420240.ps tmp/1ziyp1210420240.png")
> system("convert tmp/28njy1210420240.ps tmp/28njy1210420240.png")
> system("convert tmp/39enh1210420240.ps tmp/39enh1210420240.png")
> system("convert tmp/4797n1210420240.ps tmp/4797n1210420240.png")
> system("convert tmp/5g1ld1210420240.ps tmp/5g1ld1210420240.png")
> system("convert tmp/6f4p11210420240.ps tmp/6f4p11210420240.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.293   0.824   1.710