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(17.88,18.11,18.16,18.27,18.29,18.35,18.35,18.38,18.41,18.41,18.42,18.43,18.48,18.54,18.65,18.66,18.69,18.72,18.72,18.73,18.84,18.83,18.91,18.91,18.94,18.97,19,19.08,19.18,19.24,19.23,19.25,19.3,19.33,19.35,19.35,19.31,19.47,19.7,19.76,19.9,19.97,20.1,20.26,20.44,20.43,20.57,20.6,20.69,20.93,20.98,21.11,21.14,21.16,21.32,21.32,21.48,21.58,21.74,21.75,21.81,21.89,22.21,22.37,22.47,22.51,22.55,22.61,22.58,22.85,22.93,22.98,23.01,23.11,23.18,23.18,23.21,23.22,23.12,23.15,23.16,23.21,23.21,23.22)
> 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] 84
> (np <- floor(n / par1))
[1] 7
> 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] 7 7 7 7 7 7 7 7 7 7 7 7
> arr
       [,1]  [,2]  [,3]  [,4]  [,5]  [,6]  [,7] [,8]
 [1,] 17.88 18.48 18.94 19.31 20.69 21.81 23.01   NA
 [2,] 18.11 18.54 18.97 19.47 20.93 21.89 23.11   NA
 [3,] 18.16 18.65 19.00 19.70 20.98 22.21 23.18   NA
 [4,] 18.27 18.66 19.08 19.76 21.11 22.37 23.18   NA
 [5,] 18.29 18.69 19.18 19.90 21.14 22.47 23.21   NA
 [6,] 18.35 18.72 19.24 19.97 21.16 22.51 23.22   NA
 [7,] 18.35 18.72 19.23 20.10 21.32 22.55 23.12   NA
 [8,] 18.38 18.73 19.25 20.26 21.32 22.61 23.15   NA
 [9,] 18.41 18.84 19.30 20.44 21.48 22.58 23.16   NA
[10,] 18.41 18.83 19.33 20.43 21.58 22.85 23.21   NA
[11,] 18.42 18.91 19.35 20.57 21.74 22.93 23.21   NA
[12,] 18.43 18.91 19.35 20.60 21.75 22.98 23.22   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/rcomp/tmp/1aobu1291489344.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/2aobu1291489344.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/32xsf1291489344.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/42xsf1291489344.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]
[1,] 17.88 18.110 18.160 18.27 18.290 18.350 18.350 18.380 18.41 18.410 18.420
[2,] 18.71 18.755 18.825 18.87 18.935 18.980 18.975 18.990 19.07 19.080 19.130
[3,] 19.31 19.470 19.700 19.76 19.900 19.970 20.100 20.260 20.44 20.430 20.570
[4,] 21.25 21.410 21.595 21.74 21.805 21.835 21.935 21.965 22.03 22.215 22.335
[5,] 23.01 23.110 23.180 23.18 23.210 23.220 23.120 23.150 23.16 23.210 23.210
      [,12]
[1,] 18.430
[2,] 19.130
[3,] 20.600
[4,] 22.365
[5,] 23.220

$n
 [1] 7 7 7 7 7 7 7 7 7 7 7 7

$conf
         [,1]     [,2]    [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 17.79315 17.88448 18.0458 18.04608 18.18608 18.26504 18.33234 18.48338
[2,] 20.82685 21.05552 21.3542 21.47392 21.61392 21.67496 21.86766 22.03662
         [,9]    [,10]    [,11]    [,12]
[1,] 18.67234 18.55783 18.65603 18.66811
[2,] 22.20766 22.30217 22.48397 22.53189

$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(17.88, 18.71, 19.31, 21.25, 23.01, 18.11,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5dosi1291489344.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]   [,7] [,8]
[1,] 18.110 18.480 18.940 19.310 20.690 21.81 23.110   NA
[2,] 18.215 18.655 19.040 19.730 21.045 22.29 23.135   NA
[3,] 18.350 18.720 19.235 20.035 21.240 22.53 23.180   NA
[4,] 18.410 18.835 19.315 20.435 21.530 22.73 23.210   NA
[5,] 18.430 18.910 19.350 20.600 21.750 22.98 23.220   NA

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

$conf
         [,1]    [,2]     [,3]     [,4]     [,5]     [,6]     [,7] [,8]
[1,] 18.26106 18.6379 19.10957 19.71344 21.01879 22.32931 23.14579   NA
[2,] 18.43894 18.8021 19.36043 20.35656 21.46121 22.73069 23.21421   NA

$out
[1] 17.88 23.01

$group
[1] 1 7

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

Warning message:
In bxp(list(stats = c(18.11, 18.215, 18.35, 18.41, 18.43, 18.48,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6dosi1291489344.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,] 1.864479 4.750 2.5400
[2,] 1.882287 4.780 2.8125
[3,] 1.898853 4.835 2.9150
[4,] 1.919609 4.960 3.0550
[5,] 1.950397 5.130 3.2350

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 1.881830 4.752901 2.804394
[2,] 1.915876 4.917099 3.025606

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(1.86447873476233, 1.8822873974287, 1.89885310109206,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1aobu1291489344.ps tmp/1aobu1291489344.png",intern=TRUE))
character(0)
> try(system("convert tmp/2aobu1291489344.ps tmp/2aobu1291489344.png",intern=TRUE))
character(0)
> try(system("convert tmp/32xsf1291489344.ps tmp/32xsf1291489344.png",intern=TRUE))
character(0)
> try(system("convert tmp/42xsf1291489344.ps tmp/42xsf1291489344.png",intern=TRUE))
character(0)
> try(system("convert tmp/5dosi1291489344.ps tmp/5dosi1291489344.png",intern=TRUE))
character(0)
> try(system("convert tmp/6dosi1291489344.ps tmp/6dosi1291489344.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.054   0.825   4.972