R version 2.7.1 (2008-06-23)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(15.14,15.09,15.17,15.18,15.21,15.27,15.28,15.3,15.34,15.33,15.27,15.35,15.38,15.38,15.39,15.4,15.39,15.43,15.43,15.47,15.48,15.47,15.58,15.56,15.61,15.56,15.62,15.63,15.58,15.65,15.79,15.76,15.77,15.79,15.87,15.79,15.9,15.96,16.05,16.18,16.29,16.43,16.38,16.39,16.35,16.48,16.52,16.44,16.46,16.52,16.47,16.59,16.59,16.59,16.54,16.48,16.47,16.56,16.61,16.57,16.72,16.69,16.72,16.81,16.75,16.85,16.84,16.92,17.02,17.11,17.2,17.3,17.37,17.42,17.51,17.56,17.62,17.59,17.78,17.73,17.79,17.85,17.86,17.79,17.97,17.96,18.03,18.02,18.03,18.14,18.16,18.24,18.28,18.18,18.19,18.32)
> 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] 96
> (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] 8 8 8 8 8 8 8 8 8 8 8 8
> arr
       [,1]  [,2]  [,3]  [,4]  [,5]  [,6]  [,7]  [,8] [,9]
 [1,] 15.14 15.38 15.61 15.90 16.46 16.72 17.37 17.97   NA
 [2,] 15.09 15.38 15.56 15.96 16.52 16.69 17.42 17.96   NA
 [3,] 15.17 15.39 15.62 16.05 16.47 16.72 17.51 18.03   NA
 [4,] 15.18 15.40 15.63 16.18 16.59 16.81 17.56 18.02   NA
 [5,] 15.21 15.39 15.58 16.29 16.59 16.75 17.62 18.03   NA
 [6,] 15.27 15.43 15.65 16.43 16.59 16.85 17.59 18.14   NA
 [7,] 15.28 15.43 15.79 16.38 16.54 16.84 17.78 18.16   NA
 [8,] 15.30 15.47 15.76 16.39 16.48 16.92 17.73 18.24   NA
 [9,] 15.34 15.48 15.77 16.35 16.47 17.02 17.79 18.28   NA
[10,] 15.33 15.47 15.79 16.48 16.56 17.11 17.85 18.18   NA
[11,] 15.27 15.58 15.87 16.52 16.61 17.20 17.86 18.19   NA
[12,] 15.35 15.56 15.79 16.44 16.57 17.30 17.79 18.32   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/1do8t1218478031.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/2qmhh1218478031.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/3fhwl1218478031.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/4k42z1218478031.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]
[1,] 15.140 15.090 15.170 15.180 15.210 15.27 15.28 15.300 15.340 15.33 15.270
[2,] 15.495 15.470 15.505 15.515 15.485 15.54 15.61 15.615 15.625 15.63 15.725
[3,] 16.180 16.240 16.260 16.385 16.440 16.51 16.46 16.435 16.410 16.52 16.565
[4,] 17.045 17.055 17.115 17.185 17.185 17.22 17.31 17.325 17.405 17.48 17.530
[5,] 17.970 17.960 18.030 18.020 18.030 18.14 18.16 18.240 18.280 18.18 18.190
      [,12]
[1,] 15.350
[2,] 15.675
[3,] 16.505
[4,] 17.545
[5,] 18.320

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 15.31415 15.35460 15.36063 15.45211 15.49036 15.57153 15.51036 15.47977
[2,] 17.04585 17.12540 17.15937 17.31789 17.38964 17.44847 17.40964 17.39023
         [,9]    [,10]   [,11]    [,12]
[1,] 15.41567 15.48656 15.5567 15.46039
[2,] 17.40433 17.55344 17.5733 17.54961

$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(15.14, 15.495, 16.18, 17.045, 17.97, 15.09,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5iaqr1218478031.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]   [,8] [,9]
[1,] 15.090 15.380 15.560 15.900 16.460 16.690 17.370 17.960   NA
[2,] 15.175 15.390 15.615 16.115 16.475 16.735 17.535 18.025   NA
[3,] 15.270 15.430 15.705 16.365 16.550 16.845 17.675 18.150   NA
[4,] 15.315 15.475 15.790 16.435 16.590 17.065 17.790 18.215   NA
[5,] 15.350 15.580 15.870 16.520 16.610 17.300 17.860 18.320   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 15.20615 15.39123 15.62518 16.21905 16.49755 16.69448 17.55869 18.06334
[2,] 15.33385 15.46877 15.78482 16.51095 16.60245 16.99552 17.79131 18.23666
     [,9]
[1,]   NA
[2,]   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(15.09, 15.175, 15.27, 15.315, 15.35, 15.38,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/68n521218478031.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,] 0.9972167 2.820 1.33000
[2,] 1.0195675 2.845 1.36625
[3,] 1.0376202 2.870 1.43500
[4,] 1.0587683 2.930 1.54125
[5,] 1.0808991 2.970 1.69000

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 1.019740 2.831231 1.355181
[2,] 1.055500 2.908769 1.514819

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.997216662229714, 1.01956745336596, 1.03762021251456,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1do8t1218478031.ps tmp/1do8t1218478031.png")
> system("convert tmp/2qmhh1218478031.ps tmp/2qmhh1218478031.png")
> system("convert tmp/3fhwl1218478031.ps tmp/3fhwl1218478031.png")
> system("convert tmp/4k42z1218478031.ps tmp/4k42z1218478031.png")
> system("convert tmp/5iaqr1218478031.ps tmp/5iaqr1218478031.png")
> system("convert tmp/68n521218478031.ps tmp/68n521218478031.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.244   0.790   3.073