R version 2.12.0 (2010-10-15)
Copyright (C) 2010 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i486-pc-linux-gnu (32-bit)

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> x <- c(66,67,68,70,73,74,75,74,77,79,80,80,81,80,81,82,80,79,80,79,77,76,75,76,77,76,76,75,74,74,74,74,73,73,73,72,72,73,73,73,71,72,73,73,76,76,75,76)
> 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] 48
> (np <- floor(n / par1))
[1] 4
> arr <- array(NA,dim=c(par1,np+1))
> darr <- array(NA,dim=c(par1,np+1))
> ari <- array(0,dim=par1)
> dx <- diff(x)
> j <- 0
> for (i in 1:n)
+ {
+ j = j + 1
+ ari[j] = ari[j] + 1
+ arr[j,ari[j]] <- x[i]
+ darr[j,ari[j]] <- dx[i]
+ if (j == par1) j = 0
+ }
> ari
 [1] 4 4 4 4 4 4 4 4 4 4 4 4
> arr
      [,1] [,2] [,3] [,4] [,5]
 [1,]   66   81   77   72   NA
 [2,]   67   80   76   73   NA
 [3,]   68   81   76   73   NA
 [4,]   70   82   75   73   NA
 [5,]   73   80   74   71   NA
 [6,]   74   79   74   72   NA
 [7,]   75   80   74   73   NA
 [8,]   74   79   74   73   NA
 [9,]   77   77   73   76   NA
[10,]   79   76   73   76   NA
[11,]   80   75   73   75   NA
[12,]   80   76   72   76   NA
> darr
      [,1] [,2] [,3] [,4] [,5]
 [1,]    1   -1   -1    1   NA
 [2,]    1    1    0    0   NA
 [3,]    2    1   -1    0   NA
 [4,]    3   -2   -1   -2   NA
 [5,]    1   -1    0    1   NA
 [6,]    1    1    0    1   NA
 [7,]   -1   -1    0    0   NA
 [8,]    3   -2   -1    3   NA
 [9,]    2   -1    0    0   NA
[10,]    1   -1    0   -1   NA
[11,]    0    1   -1    1   NA
[12,]    1    1    0   NA   NA
> arr.mean <- array(NA,dim=par1)
> arr.median <- array(NA,dim=par1)
> arr.midrange <- array(NA,dim=par1)
> for (j in 1:par1)
+ {
+ arr.mean[j] <- mean(arr[j,],na.rm=TRUE)
+ arr.median[j] <- median(arr[j,],na.rm=TRUE)
+ arr.midrange[j] <- (quantile(arr[j,],0.75,na.rm=TRUE) + quantile(arr[j,],0.25,na.rm=TRUE)) / 2
+ }
> overall.mean <- mean(x)
> overall.median <- median(x)
> overall.midrange <- (quantile(x,0.75) + quantile(x,0.25)) / 2
> postscript(file="/var/www/rcomp/tmp/1hbdi1321379130.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.mean,type='b',ylab='mean',main='Mean Plot',xlab='Periodic Index')
> mtext(paste('#blocks = ',np))
> abline(overall.mean,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/2kqxg1321379130.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.median,type='b',ylab='median',main='Median Plot',xlab='Periodic Index')
> mtext(paste('#blocks = ',np))
> abline(overall.median,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/3hynj1321379130.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.midrange,type='b',ylab='midrange',main='Midrange Plot',xlab='Periodic Index')
> mtext(paste('#blocks = ',np))
> abline(overall.midrange,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/471001321379130.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] [,12]
[1,] 66.0 67.0 68.0 70.0 71.0 72.0 73.0 73.0 73.0  73.0  73.0    72
[2,] 69.0 70.0 70.5 71.5 72.0 73.0 73.5 73.5 74.5  74.5  74.0    74
[3,] 74.5 74.5 74.5 74.0 73.5 74.0 74.5 74.0 76.5  76.0  75.0    76
[4,] 79.0 78.0 78.5 78.5 77.0 76.5 77.5 76.5 77.0  77.5  77.5    78
[5,] 81.0 80.0 81.0 82.0 80.0 79.0 80.0 79.0 77.0  79.0  80.0    80

$n
 [1] 4 4 4 4 4 4 4 4 4 4 4 4

$conf
     [,1]  [,2]  [,3]  [,4]  [,5]   [,6]  [,7]  [,8]   [,9] [,10]  [,11] [,12]
[1,] 66.6 68.18 68.18 68.47 69.55 71.235 71.34 71.63 74.525 73.63 72.235 72.84
[2,] 82.4 80.82 80.82 79.53 77.45 76.765 77.66 76.37 78.475 78.37 77.765 79.16

$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(66, 69, 74.5, 79, 81, 67, 70, 74.5, 78, 80,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/5dipn1321379130.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(t(darr))
> names(z) <- c(1:par1)
> (boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Differenced Periodic Subseries'))
$stats
     [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12]
[1,]   -1  0.0 -1.0 -2.0 -1.0  0.0 -1.0 -2.0 -1.0  -1.0  -1.0   0.0
[2,]   -1  0.0 -0.5 -2.0 -0.5  0.5 -1.0 -1.5 -0.5  -1.0  -0.5   0.5
[3,]    0  0.5  0.5 -1.5  0.5  1.0 -0.5  1.0  0.0  -0.5   0.5   1.0
[4,]    1  1.0  1.5  1.0  1.0  1.0  0.0  3.0  1.0   0.5   1.0   1.0
[5,]    1  1.0  2.0  3.0  1.0  1.0  0.0  3.0  2.0   1.0   1.0   1.0

$n
 [1] 4 4 4 4 4 4 4 4 4 4 4 3

$conf
      [,1]  [,2]  [,3]  [,4]   [,5]  [,6]  [,7]   [,8]   [,9]  [,10]  [,11]
[1,] -1.58 -0.29 -1.08 -3.87 -0.685 0.605 -1.29 -2.555 -1.185 -1.685 -0.685
[2,]  1.58  1.29  2.08  0.87  1.685 1.395  0.29  4.555  1.185  0.685  1.685
         [,12]
[1,] 0.5438933
[2,] 1.4561067

$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(-1, -1, 0, 1, 1, 0, 0, 0.5, 1, 1, -1, -0.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/6sr4k1321379130.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]
[1,]   66 75.0 72.0 71.0   NA
[2,]   69 76.5 73.0 72.5   NA
[3,]   74 79.5 74.0 73.0   NA
[4,]   78 80.5 75.5 75.5   NA
[5,]   80 82.0 77.0 76.0   NA

$n
[1] 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4] [,5]
[1,] 69.89504 77.67557 72.85973 71.63168   NA
[2,] 78.10496 81.32443 75.14027 74.36832   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(66, 69, 74, 78, 80, 75, 76.5, 79.5, 80.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/rcomp/tmp/70bnk1321379130.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(cbind(arr.mean,arr.median,arr.midrange))
> names(z) <- list('mean','median','midrange')
> (boxplot(z,notch=TRUE,col='grey',ylab='Overall Central Tendency',main='Notched Box Plots'))
$stats
      [,1] [,2]    [,3]
[1,] 74.00 73.5 74.0000
[2,] 74.50 74.0 74.3125
[3,] 75.00 74.5 74.5000
[4,] 75.75 75.5 75.6875
[5,] 76.00 76.5 76.1250

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 74.42987 73.81584 73.87285
[2,] 75.57013 75.18416 75.12715

$out
numeric(0)

$group
numeric(0)

$names
[1] "mean"     "median"   "midrange"

Warning message:
In bxp(list(stats = c(74, 74.5, 75, 75.75, 76, 73.5, 74, 74.5, 75.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1hbdi1321379130.ps tmp/1hbdi1321379130.png",intern=TRUE))
character(0)
> try(system("convert tmp/2kqxg1321379130.ps tmp/2kqxg1321379130.png",intern=TRUE))
character(0)
> try(system("convert tmp/3hynj1321379130.ps tmp/3hynj1321379130.png",intern=TRUE))
character(0)
> try(system("convert tmp/471001321379130.ps tmp/471001321379130.png",intern=TRUE))
character(0)
> try(system("convert tmp/5dipn1321379130.ps tmp/5dipn1321379130.png",intern=TRUE))
character(0)
> try(system("convert tmp/6sr4k1321379130.ps tmp/6sr4k1321379130.png",intern=TRUE))
character(0)
> try(system("convert tmp/70bnk1321379130.ps tmp/70bnk1321379130.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.660   0.280   2.913