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(25,23.6,22.3,21.8,20.8,19.7,18.3,17.4,17,18.1,23.9,25.6,25.3,23.6,21.9,21.4,20.6,20.5,20.2,20.6,19.7,19.3,22.8,23.5,23.8,22.6,22,21.7,20.7,20.2,19.1,19.5,18.7,18.6,22.2,23.2,23.5,21.3,20,18.7,18.9,18.3,18.4,19.9,19.2,18.5,20.9,20.5,19.4,18.1,17,17,17.3,16.7,15.5,15.3,13.7,14.1,17.3,18.1,18.1)
> 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))
> 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] 6 5 5 5 5 5 5 5 5 5 5 5
> arr
      [,1] [,2] [,3] [,4] [,5] [,6]
 [1,] 25.0 25.3 23.8 23.5 19.4 18.1
 [2,] 23.6 23.6 22.6 21.3 18.1   NA
 [3,] 22.3 21.9 22.0 20.0 17.0   NA
 [4,] 21.8 21.4 21.7 18.7 17.0   NA
 [5,] 20.8 20.6 20.7 18.9 17.3   NA
 [6,] 19.7 20.5 20.2 18.3 16.7   NA
 [7,] 18.3 20.2 19.1 18.4 15.5   NA
 [8,] 17.4 20.6 19.5 19.9 15.3   NA
 [9,] 17.0 19.7 18.7 19.2 13.7   NA
[10,] 18.1 19.3 18.6 18.5 14.1   NA
[11,] 23.9 22.8 22.2 20.9 17.3   NA
[12,] 25.6 23.5 23.2 20.5 18.1   NA
> darr
      [,1] [,2] [,3] [,4] [,5] [,6]
 [1,] -1.4 -1.7 -1.2 -2.2 -1.3   NA
 [2,] -1.3 -1.7 -0.6 -1.3 -1.1   NA
 [3,] -0.5 -0.5 -0.3 -1.3  0.0   NA
 [4,] -1.0 -0.8 -1.0  0.2  0.3   NA
 [5,] -1.1 -0.1 -0.5 -0.6 -0.6   NA
 [6,] -1.4 -0.3 -1.1  0.1 -1.2   NA
 [7,] -0.9  0.4  0.4  1.5 -0.2   NA
 [8,] -0.4 -0.9 -0.8 -0.7 -1.6   NA
 [9,]  1.1 -0.4 -0.1 -0.7  0.4   NA
[10,]  5.8  3.5  3.6  2.4  3.2   NA
[11,]  1.7  0.7  1.0 -0.4  0.8   NA
[12,] -0.3  0.3  0.3 -1.1  0.0   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/html/rcomp/tmp/1g5x41229440636.ps",horizontal=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/html/rcomp/tmp/2tm731229440636.ps",horizontal=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/html/rcomp/tmp/3rlpr1229440636.ps",horizontal=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/html/rcomp/tmp/4hnm31229440636.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,] 18.10 18.1 17.0 17.0 17.3 16.7 18.3 15.3 17.0  18.1  20.9  18.1
[2,] 19.40 21.3 20.0 18.7 18.9 18.3 18.3 17.4 17.0  18.1  20.9  20.5
[3,] 23.65 22.6 21.9 21.4 20.6 19.7 18.4 19.5 18.7  18.5  22.2  23.2
[4,] 25.00 23.6 22.0 21.7 20.7 20.2 19.1 19.9 19.2  18.6  22.8  23.5
[5,] 25.30 23.6 22.3 21.8 20.8 20.5 20.2 20.6 19.7  19.3  23.9  25.6

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 20.03782 20.97483 20.48681 19.28021 19.32812 18.35746 17.83472 17.73351
[2,] 27.26218 24.22517 23.31319 23.51979 21.87188 21.04254 18.96528 21.26649
         [,9]   [,10]    [,11]    [,12]
[1,] 17.14549 18.1467 20.85746 21.08021
[2,] 20.25451 18.8533 23.54254 25.31979

$out
[1] 15.5 13.7 14.1 17.3

$group
[1]  7  9 10 11

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

Warning message:
In bxp(list(stats = c(18.1, 19.4, 23.65, 25, 25.3, 18.1, 21.3, 22.6,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5h6ay1229440637.ps",horizontal=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,] -2.2 -1.3 -0.5 -1.0 -0.6 -1.4 -0.9 -0.9 -0.7   3.2   0.7  -1.1
[2,] -1.7 -1.3 -0.5 -1.0 -0.6 -1.2 -0.2 -0.9 -0.4   3.2   0.7  -0.3
[3,] -1.4 -1.3 -0.5 -0.8 -0.6 -1.1  0.4 -0.8 -0.1   3.5   0.8   0.0
[4,] -1.3 -1.1 -0.3  0.2 -0.5 -0.3  0.4 -0.7  0.4   3.6   1.0   0.3
[5,] -1.2 -1.1 -0.3  0.3 -0.5  0.1  0.4 -0.4  1.1   3.6   1.0   0.3

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

$conf
          [,1]      [,2]       [,3]        [,4]       [,5]       [,6]
[1,] -1.682639 -1.441319 -0.6413195 -1.64791698 -0.6706597 -1.7359377
[2,] -1.117361 -1.158681 -0.3586805  0.04791698 -0.5293403 -0.4640623
            [,7]       [,8]      [,9]    [,10]     [,11]      [,12]
[1,] -0.02395849 -0.9413195 -0.665278 3.217361 0.5880208 -0.4239585
[2,]  0.82395849 -0.6586805  0.465278 3.782639 1.0119792  0.4239585

$out
 [1] -1.7 -0.6 -1.3  0.0 -1.1 -0.1  1.5 -1.6  5.8  2.4  1.7 -0.4

$group
 [1]  2  2  3  3  5  5  7  8 10 10 11 11

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

Warning message:
In bxp(list(stats = c(-2.2, -1.7, -1.400, -1.30000000000000, -1.2,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6qbbg1229440637.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,] 17.00 19.30 18.6 18.30 13.7 18.1
[2,] 18.20 20.35 19.3 18.60 15.4 18.1
[3,] 21.30 21.00 21.2 19.55 17.0 18.1
[4,] 23.75 23.15 22.4 20.70 17.7 18.1
[5,] 25.60 25.30 23.8 23.50 19.4 18.1

$n
[1] 12 12 12 12 12  1

$conf
         [,1]    [,2]     [,3]     [,4]     [,5] [,6]
[1,] 18.76861 19.7229 19.78607 18.59218 15.95095 18.1
[2,] 23.83139 22.2771 22.61393 20.50782 18.04905 18.1

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(17, 18.2, 21.3, 23.75, 25.6, 19.3, 20.35,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/701og1229440637.ps",horizontal=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,] 17.66000 18.40 18.1000
[2,] 18.42000 19.10 18.6750
[3,] 19.89000 21.00 20.0000
[4,] 21.63000 22.40 21.9250
[5,] 22.51667 23.65 22.5625

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 18.42590 19.49485 18.51765
[2,] 21.35410 22.50515 21.48235

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(17.66, 18.42, 19.89, 21.63, 22.5166666666667,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1g5x41229440636.ps tmp/1g5x41229440636.png")
> system("convert tmp/2tm731229440636.ps tmp/2tm731229440636.png")
> system("convert tmp/3rlpr1229440636.ps tmp/3rlpr1229440636.png")
> system("convert tmp/4hnm31229440636.ps tmp/4hnm31229440636.png")
> system("convert tmp/5h6ay1229440637.ps tmp/5h6ay1229440637.png")
> system("convert tmp/6qbbg1229440637.ps tmp/6qbbg1229440637.png")
> system("convert tmp/701og1229440637.ps tmp/701og1229440637.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.209   0.941   1.440