R version 2.8.0 (2008-10-20)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(7.6,7.7,7.6,8.2,8,8.1,8.3,8.2,8.1,7.7,7.6,7.7,8.2,8.4,8.4,8.6,8.4,8.5,8.7,8.7,8.6,7.4,7.3,7.4,9,9.2,9.2,8.5,8.3,8.3,8.6,8.6,8.5,8.1,8.1,8,8.6,8.7,8.7,8.6,8.4,8.4,8.7,8.7,8.5,8.3,8.3,8.3,8.1,8.2,8.1,8.1,7.9,7.7,8.1,8,7.7,7.8,7.6,7.4,7.7)
> 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] 61
> (np <- floor(n / par1))
[1] 5
> 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 5 5 5 5 5 5 5 5 5 5 5
> arr
      [,1] [,2] [,3] [,4] [,5] [,6]
 [1,]  7.6  8.2  9.0  8.6  8.1  7.7
 [2,]  7.7  8.4  9.2  8.7  8.2   NA
 [3,]  7.6  8.4  9.2  8.7  8.1   NA
 [4,]  8.2  8.6  8.5  8.6  8.1   NA
 [5,]  8.0  8.4  8.3  8.4  7.9   NA
 [6,]  8.1  8.5  8.3  8.4  7.7   NA
 [7,]  8.3  8.7  8.6  8.7  8.1   NA
 [8,]  8.2  8.7  8.6  8.7  8.0   NA
 [9,]  8.1  8.6  8.5  8.5  7.7   NA
[10,]  7.7  7.4  8.1  8.3  7.8   NA
[11,]  7.6  7.3  8.1  8.3  7.6   NA
[12,]  7.7  7.4  8.0  8.3  7.4   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/10mr91229381183.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/2lu3r1229381183.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/3k1641229381183.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/4i57f1229381183.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,] 7.60  7.7  7.6  8.1  7.9  7.7  8.1  8.0  7.7   7.4   7.3   7.4
[2,] 7.70  8.2  8.1  8.2  8.0  8.1  8.3  8.2  8.1   7.7   7.6   7.4
[3,] 8.15  8.4  8.4  8.5  8.3  8.3  8.6  8.6  8.5   7.8   7.6   7.7
[4,] 8.60  8.7  8.7  8.6  8.4  8.4  8.7  8.7  8.5   8.1   8.1   8.0
[5,] 9.00  9.2  9.2  8.6  8.4  8.5  8.7  8.7  8.6   8.3   8.3   8.3

$n
 [1] 6 5 5 5 5 5 5 5 5 5 5 5

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]    [,6]     [,7]     [,8]
[1,] 7.569471 8.046701 7.976042 8.217361 8.017361 8.08802 8.317361 8.246701
[2,] 8.730529 8.753299 8.823958 8.782639 8.582639 8.51198 8.882639 8.953299
         [,9]    [,10]    [,11]    [,12]
[1,] 8.217361 7.517361 7.246701 7.276042
[2,] 8.782639 8.082639 7.953299 8.123958

$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(7.6, 7.7, 8.15, 8.6, 9, 7.7, 8.2, 8.4, 8.7,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5yyn41229381183.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]
[1,] 7.60  7.3  8.0 8.30 7.40  7.7
[2,] 7.65  7.8  8.2 8.35 7.70  7.7
[3,] 7.85  8.4  8.5 8.55 7.95  7.7
[4,] 8.15  8.6  8.8 8.70 8.10  7.7
[5,] 8.30  8.7  9.2 8.70 8.20  7.7

$n
[1] 12 12 12 12 12  1

$conf
         [,1]     [,2]     [,3]     [,4]     [,5] [,6]
[1,] 7.621947 8.035115 8.226336 8.390363 7.767557  7.7
[2,] 8.078053 8.764885 8.773664 8.709637 8.132443  7.7

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(7.6, 7.65, 7.85, 8.15, 8.3, 7.3, 7.8, 8.4,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6ntc51229381184.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,] 0.2345208 0.50 0.30
[2,] 0.2922780 0.65 0.40
[3,] 0.3637712 0.90 0.45
[4,] 0.4707864 1.20 0.55
[5,] 0.6041523 1.60 0.70

$n
[1] 12 12 12

$conf
          [,1]      [,2]     [,3]
[1,] 0.2823523 0.6491413 0.381584
[2,] 0.4451901 1.1508587 0.518416

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(0.234520787991172, 0.292277961658406, 0.363771215981670,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/10mr91229381183.ps tmp/10mr91229381183.png")
> system("convert tmp/2lu3r1229381183.ps tmp/2lu3r1229381183.png")
> system("convert tmp/3k1641229381183.ps tmp/3k1641229381183.png")
> system("convert tmp/4i57f1229381183.ps tmp/4i57f1229381183.png")
> system("convert tmp/5yyn41229381183.ps tmp/5yyn41229381183.png")
> system("convert tmp/6ntc51229381184.ps tmp/6ntc51229381184.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.074   0.838   3.282