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(15.5,15.1,11.7,16.3,16.7,15,14.9,14.6,15.3,17.9,16.4,15.4,17.9,15.9,13.9,17.8,17.9,17.4,16.7,16,16.6,19.1,17.8,17.2,18.6,16.3,15.1,19.2,17.7,19.1,18,17.5,17.8,21.1,17.2,19.4,19.8,17.6,16.2,19.5,19.9,20,17.3,18.9,18.6,21.4,18.6,19.8,20.8,19.6,17.7,19.8,22.2,20.7,17.9,20.9,21.2,21.4,23,21.3,23.9,22.4,18.3,22.8,22.3,17.8,16.4,16,16.4,17.7,16.6,16.2,18.3)
> 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] 73
> (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] 7 6 6 6 6 6 6 6 6 6 6 6
> arr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7]
 [1,] 15.5 17.9 18.6 19.8 20.8 23.9 18.3
 [2,] 15.1 15.9 16.3 17.6 19.6 22.4   NA
 [3,] 11.7 13.9 15.1 16.2 17.7 18.3   NA
 [4,] 16.3 17.8 19.2 19.5 19.8 22.8   NA
 [5,] 16.7 17.9 17.7 19.9 22.2 22.3   NA
 [6,] 15.0 17.4 19.1 20.0 20.7 17.8   NA
 [7,] 14.9 16.7 18.0 17.3 17.9 16.4   NA
 [8,] 14.6 16.0 17.5 18.9 20.9 16.0   NA
 [9,] 15.3 16.6 17.8 18.6 21.2 16.4   NA
[10,] 17.9 19.1 21.1 21.4 21.4 17.7   NA
[11,] 16.4 17.8 17.2 18.6 23.0 16.6   NA
[12,] 15.4 17.2 19.4 19.8 21.3 16.2   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/1lmk11261053308.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/25mka1261053308.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/3ajzy1261053308.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/4l81t1261053308.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,] 15.5 15.10 11.70 16.30 16.7 15.00 14.9 14.60 15.3  17.7  16.4  15.4
[2,] 18.1 15.90 13.90 17.80 17.7 17.40 16.4 16.00 16.4  17.9  16.6  16.2
[3,] 18.6 16.95 15.65 19.35 18.9 18.45 17.0 16.75 17.2  20.1  17.5  18.3
[4,] 20.3 19.60 17.70 19.80 22.2 20.00 17.9 18.90 18.6  21.4  18.6  19.8
[5,] 20.8 22.40 18.30 22.80 22.3 20.70 18.0 20.90 21.2  21.4  18.6  21.3

$n
 [1] 7 6 6 6 6 6 6 6 6 6 6 6

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 17.28620 14.56338 13.19888 18.05994 15.99735 16.77292 16.03245 14.87941
[2,] 19.91380 19.33662 18.10112 20.64006 21.80265 20.12708 17.96755 18.62059
         [,9]    [,10]    [,11]    [,12]
[1,] 15.78093 17.84239 16.20994 15.97788
[2,] 18.61907 22.35761 18.79006 20.62212

$out
[1] 23.9 23.0

$group
[1]  1 11

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

Warning message:
In bxp(list(stats = c(15.5, 18.1, 18.6, 20.3, 20.8, 15.1, 15.9,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5ifu11261053308.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,] 14.60 15.90 15.10 16.20 17.70 16.00 18.3
[2,] 14.95 16.30 17.35 18.10 19.70 16.40 18.3
[3,] 15.35 17.30 17.90 19.20 20.85 17.75 18.3
[4,] 16.35 17.85 19.15 19.85 21.35 22.35 18.3
[5,] 17.90 19.10 21.10 21.40 23.00 23.90 18.3

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 14.71145 16.59303 17.07901 18.40181 20.09742 15.03617 18.3
[2,] 15.98855 18.00697 18.72099 19.99819 21.60258 20.46383 18.3

$out
[1] 11.7 13.9

$group
[1] 1 2

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

Warning message:
In bxp(list(stats = c(14.6, 14.95, 15.35, 16.35, 17.9, 15.9, 16.3,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6r3ha1261053308.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,] 1.750048 5.60 1.2750
[2,] 2.072365 5.65 1.8000
[3,] 2.295135 6.10 2.4125
[4,] 2.458892 6.60 3.1250
[5,] 2.741836 7.30 3.8750

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 2.118837 5.666699 1.808159
[2,] 2.471432 6.533301 3.016841

$out
[1] 1.153545 8.400000 3.100000 3.700000

$group
[1] 1 2 2 2

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

Warning message:
In bxp(list(stats = c(1.75004761839976, 2.07236538319964, 2.29513478825197,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1lmk11261053308.ps tmp/1lmk11261053308.png",intern=TRUE))
character(0)
> try(system("convert tmp/25mka1261053308.ps tmp/25mka1261053308.png",intern=TRUE))
character(0)
> try(system("convert tmp/3ajzy1261053308.ps tmp/3ajzy1261053308.png",intern=TRUE))
character(0)
> try(system("convert tmp/4l81t1261053308.ps tmp/4l81t1261053308.png",intern=TRUE))
character(0)
> try(system("convert tmp/5ifu11261053308.ps tmp/5ifu11261053308.png",intern=TRUE))
character(0)
> try(system("convert tmp/6r3ha1261053308.ps tmp/6r3ha1261053308.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.042   0.794   1.317