R version 2.7.0 (2008-04-22)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(20.72,21.45,22.09,21.53,23.35,23.57,26.42,25.21,26.44,29.34,29.40,33.05,28.38,26.01,29.31,30.36,35.75,36.15,34.21,37.91,38.70,42.12,42.16,39.80,37.36,38.35,42.60,41.25,42.16,46.94,47.43,47.06,50.18,50.13,43.23,40.04,40.37,42.21,37.00,39.74,42.68,46.29,46.97,48.73,52.37,50.05,54.04,57.78,64.72,63.41,64.36,66.03,72.14,76.60,86.97,93.48,95.59,81.89,70.55,50.38,36.25)
> 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,] 20.72 28.38 37.36 40.37 64.72 36.25
 [2,] 21.45 26.01 38.35 42.21 63.41    NA
 [3,] 22.09 29.31 42.60 37.00 64.36    NA
 [4,] 21.53 30.36 41.25 39.74 66.03    NA
 [5,] 23.35 35.75 42.16 42.68 72.14    NA
 [6,] 23.57 36.15 46.94 46.29 76.60    NA
 [7,] 26.42 34.21 47.43 46.97 86.97    NA
 [8,] 25.21 37.91 47.06 48.73 93.48    NA
 [9,] 26.44 38.70 50.18 52.37 95.59    NA
[10,] 29.34 42.12 50.13 50.05 81.89    NA
[11,] 29.40 42.16 43.23 54.04 70.55    NA
[12,] 33.05 39.80 40.04 57.78 50.38    NA
> darr
       [,1]  [,2]  [,3]  [,4]   [,5] [,6]
 [1,]  0.73 -2.37  0.99  1.84  -1.31   NA
 [2,]  0.64  3.30  4.25 -5.21   0.95   NA
 [3,] -0.56  1.05 -1.35  2.74   1.67   NA
 [4,]  1.82  5.39  0.91  2.94   6.11   NA
 [5,]  0.22  0.40  4.78  3.61   4.46   NA
 [6,]  2.85 -1.94  0.49  0.68  10.37   NA
 [7,] -1.21  3.70 -0.37  1.76   6.51   NA
 [8,]  1.23  0.79  3.12  3.64   2.11   NA
 [9,]  2.90  3.42 -0.05 -2.32 -13.70   NA
[10,]  0.06  0.04 -6.90  3.99 -11.34   NA
[11,]  3.65 -2.36 -3.19  3.74 -20.17   NA
[12,] -4.67 -2.44  0.33  6.94 -14.13   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/1vc391229600571.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/2hggj1229600571.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/3rd9c1229600571.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/4rgme1229600571.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,] 20.720 21.45 22.09 21.53 35.75 23.57 26.42 25.21 26.44 42.12 29.40 33.05
[2,] 28.380 26.01 29.31 30.36 35.75 36.15 34.21 37.91 38.70 42.12 42.16 39.80
[3,] 36.805 38.35 37.00 39.74 42.16 46.29 46.97 47.06 50.18 50.05 43.23 40.04
[4,] 40.370 42.21 42.60 41.25 42.68 46.94 47.43 48.73 52.37 50.13 54.04 50.38
[5,] 40.370 63.41 42.60 41.25 42.68 46.94 47.43 48.73 52.37 50.13 70.55 57.78

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 29.07106 26.90312 27.60932 32.04515 37.26328 38.66581 37.62878 39.41462
[2,] 44.53894 49.79688 46.39068 47.43485 47.05672 53.91419 56.31122 54.70538
         [,9]    [,10]    [,11]   [,12]
[1,] 40.52081 44.39015 34.83562 32.5642
[2,] 59.83919 55.70985 51.62438 47.5158

$out
 [1] 64.72 64.36 66.03 23.35 72.14 76.60 86.97 93.48 95.59 29.34 81.89

$group
 [1]  1  3  4  5  5  6  7  8  9 10 10

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

Warning message:
In bxp(list(stats = c(20.72, 28.38, 36.805, 40.37, 40.37, 21.45,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/56wra1229600571.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,] -2.37 0.64 -1.35 0.91 0.22 -1.94 -1.21 0.79 -2.32 -11.34 -3.19 -4.67
[2,] -1.31 0.64 -0.56 1.82 0.40  0.49 -0.37 1.23 -2.32  -6.90 -3.19 -4.67
[3,]  0.73 0.95  1.05 2.94 3.61  0.68  1.76 2.11 -0.05   0.04 -2.36 -2.44
[4,]  0.99 3.30  1.67 5.39 4.46  2.85  3.70 3.12  2.90   0.06  3.65  0.33
[5,]  1.84 4.25  2.74 6.11 4.78  2.85  6.51 3.64  3.42   3.99  3.74  6.94

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

$conf
           [,1]       [,2]       [,3]     [,4]      [,5]     [,6]      [,7]
[1,] -0.8951742 -0.9295493 -0.5257124 0.417447 0.7412142 -0.98757 -1.115852
[2,]  2.3551742  2.8295493  2.6257124 5.462553 6.4787858  2.34757  4.635852
          [,8]      [,9]     [,10]     [,11]     [,12]
[1,] 0.7745308 -3.738439 -4.877918 -7.193127 -5.972987
[2,] 3.4454692  3.638439  4.957918  2.473127  1.092987

$out
[1]  -5.21  10.37 -13.70 -20.17 -14.13

$group
[1]  2  6  9 11 12

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

Warning message:
In bxp(list(stats = c(-2.37000000000000, -1.31000000000000, 0.73,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6v3ok1229600571.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,] 20.72 26.010 37.360 37.00 50.380 36.25
[2,] 21.81 29.835 40.645 41.29 64.540 36.25
[3,] 24.39 35.950 42.915 46.63 71.345 36.25
[4,] 27.89 39.250 47.245 51.21 84.430 36.25
[5,] 33.05 42.160 50.180 57.78 95.590 36.25

$n
[1] 12 12 12 12 12  1

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]  [,6]
[1,] 21.61687 31.65576 39.90470 42.10542 62.27304 36.25
[2,] 27.16313 40.24424 45.92530 51.15458 80.41696 36.25

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(20.72, 21.81, 24.39, 27.89, 33.05, 26.01,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/7bxiw1229600571.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,] 37.96667 36.805 34.1100
[2,] 39.42700 39.045 35.8800
[3,] 45.06000 42.695 41.1825
[4,] 49.43900 47.015 45.3125
[5,] 52.65600 50.180 48.1000

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 40.49346 39.05983 36.88027
[2,] 49.62654 46.33017 45.48473

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(37.9666666666667, 39.427, 45.06, 49.439, 52.656,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1vc391229600571.ps tmp/1vc391229600571.png")
> system("convert tmp/2hggj1229600571.ps tmp/2hggj1229600571.png")
> system("convert tmp/3rd9c1229600571.ps tmp/3rd9c1229600571.png")
> system("convert tmp/4rgme1229600571.ps tmp/4rgme1229600571.png")
> system("convert tmp/56wra1229600571.ps tmp/56wra1229600571.png")
> system("convert tmp/6v3ok1229600571.ps tmp/6v3ok1229600571.png")
> system("convert tmp/7bxiw1229600571.ps tmp/7bxiw1229600571.png")
> 
> 
> proc.time()
   user  system elapsed 
  2.564   1.569   2.812