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(4.68,4.68,4.67,4.58,4.48,4.46,4.46,4.46,4.45,4.45,4.45,4.45,4.45,4.45,4.45,4.45,4.44,4.44,4.44,4.44,4.44,4.43,4.38,4.23,4.2,4.2,4.2,4.2,4.2,4.19,4.16,4.06,4,3.99,3.95,3.81,3.8,3.8,3.8,3.8,3.79,3.79,3.78,3.69,3.69,3.69,3.69,3.69,3.69,3.69,3.69,3.68,3.63,3.61,3.61,3.61,3.6,3.58,3.52,3.52,3.52,3.52,3.52,3.52,3.52,3.52,3.52,3.51,3.47,3.43,3.42,3.42)
> 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,] 4.68 4.45 4.20 3.80 3.69 3.52   NA
 [2,] 4.68 4.45 4.20 3.80 3.69 3.52   NA
 [3,] 4.67 4.45 4.20 3.80 3.69 3.52   NA
 [4,] 4.58 4.45 4.20 3.80 3.68 3.52   NA
 [5,] 4.48 4.44 4.20 3.79 3.63 3.52   NA
 [6,] 4.46 4.44 4.19 3.79 3.61 3.52   NA
 [7,] 4.46 4.44 4.16 3.78 3.61 3.52   NA
 [8,] 4.46 4.44 4.06 3.69 3.61 3.51   NA
 [9,] 4.45 4.44 4.00 3.69 3.60 3.47   NA
[10,] 4.45 4.43 3.99 3.69 3.58 3.43   NA
[11,] 4.45 4.38 3.95 3.69 3.52 3.42   NA
[12,] 4.45 4.23 3.81 3.69 3.52 3.42   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/freestat/rcomp/tmp/18wts1211382730.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/2vazo1211382730.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/3oj5u1211382730.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/4jyhc1211382730.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,] 3.52 3.52 3.52 3.52 3.520 3.52 3.52 3.510 3.470  3.43  3.42  3.42
[2,] 3.69 3.69 3.69 3.68 3.630 3.61 3.61 3.610 3.600  3.58  3.52  3.52
[3,] 4.00 4.00 4.00 4.00 3.995 3.99 3.97 3.875 3.845  3.84  3.82  3.75
[4,] 4.45 4.45 4.45 4.45 4.440 4.44 4.44 4.440 4.440  4.43  4.38  4.23
[5,] 4.68 4.68 4.67 4.58 4.480 4.46 4.46 4.460 4.450  4.45  4.45  4.45

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 3.509775 3.509775 3.509775 3.503325 3.472524 3.454623 3.434623 3.339623
[2,] 4.490225 4.490225 4.490225 4.496675 4.517476 4.525377 4.505377 4.410377
         [,9]    [,10]    [,11]    [,12]
[1,] 3.303173 3.291723 3.265272 3.292027
[2,] 4.386827 4.388277 4.374728 4.207973

$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(3.52, 3.69, 4, 4.45, 4.68, 3.52, 3.69, 4,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/5uwwt1211382730.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,] 4.450 4.430 3.810 3.690 3.520 3.42   NA
[2,] 4.450 4.435 3.995 3.690 3.590 3.45   NA
[3,] 4.460 4.440 4.175 3.785 3.610 3.52   NA
[4,] 4.625 4.450 4.200 3.800 3.685 3.52   NA
[5,] 4.680 4.450 4.200 3.800 3.690 3.52   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]    [,5]     [,6] [,7]
[1,] 4.380181 4.433158 4.081498 3.734828 3.56667 3.488073   NA
[2,] 4.539819 4.446842 4.268502 3.835172 3.65333 3.551927   NA

$out
[1] 4.38 4.23

$group
[1] 2 2

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

Warning message:
In bxp(list(stats = c(4.45, 4.45, 4.46, 4.625, 4.68, 4.43, 4.435,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/66nr71211382730.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,] 0.4062840 0.940 0.67000
[2,] 0.4174538 0.955 0.67000
[3,] 0.4307486 1.025 0.70875
[4,] 0.4464434 1.105 0.71375
[5,] 0.4587229 1.160 0.72250

$n
[1] 12 12 12

$conf
          [,1]     [,2]      [,3]
[1,] 0.4175263 0.956584 0.6887953
[2,] 0.4439710 1.093416 0.7287047

$out
[1] 0.5625

$group
[1] 3

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

Warning message:
In bxp(list(stats = c(0.406283972938469, 0.417453766336699, 0.430748625026641,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/18wts1211382730.ps tmp/18wts1211382730.png")
> system("convert tmp/2vazo1211382730.ps tmp/2vazo1211382730.png")
> system("convert tmp/3oj5u1211382730.ps tmp/3oj5u1211382730.png")
> system("convert tmp/4jyhc1211382730.ps tmp/4jyhc1211382730.png")
> system("convert tmp/5uwwt1211382730.ps tmp/5uwwt1211382730.png")
> system("convert tmp/66nr71211382730.ps tmp/66nr71211382730.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.779   1.159   1.945