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(17.0,20.5,17.4,11.2,10.3,6.7,2.5,0.1,2.9,9.7,11.3,15.8,19.4,18.7,16.5,14.4,12.5,6.7,3.6,0.7,2.8,6.9,10.5,14.0,17.6,18.0,16.1,16.4,9.3,6.3,6.1,6.5,4.1,6.8,10.4,14.1,17.2,17.2,17.5,14.6,14.3,8.0,6.8,7.2,5.9,9.1,14.2,18.4,16.3,23.0,17.3,14.2,9.3)
> 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] 53
> (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] 5 5 5 5 5 4 4 4 4 4 4 4
> arr
      [,1] [,2] [,3] [,4] [,5]
 [1,] 17.0 19.4 17.6 17.2 16.3
 [2,] 20.5 18.7 18.0 17.2 23.0
 [3,] 17.4 16.5 16.1 17.5 17.3
 [4,] 11.2 14.4 16.4 14.6 14.2
 [5,] 10.3 12.5  9.3 14.3  9.3
 [6,]  6.7  6.7  6.3  8.0   NA
 [7,]  2.5  3.6  6.1  6.8   NA
 [8,]  0.1  0.7  6.5  7.2   NA
 [9,]  2.9  2.8  4.1  5.9   NA
[10,]  9.7  6.9  6.8  9.1   NA
[11,] 11.3 10.5 10.4 14.2   NA
[12,] 15.8 14.0 14.1 18.4   NA
> darr
      [,1] [,2] [,3] [,4] [,5]
 [1,]  3.5 -0.7  0.4  0.0  6.7
 [2,] -3.1 -2.2 -1.9  0.3 -5.7
 [3,] -6.2 -2.1  0.3 -2.9 -3.1
 [4,] -0.9 -1.9 -7.1 -0.3 -4.9
 [5,] -3.6 -5.8 -3.0 -6.3   NA
 [6,] -4.2 -3.1 -0.2 -1.2   NA
 [7,] -2.4 -2.9  0.4  0.4   NA
 [8,]  2.8  2.1 -2.4 -1.3   NA
 [9,]  6.8  4.1  2.7  3.2   NA
[10,]  1.6  3.6  3.6  5.1   NA
[11,]  4.5  3.5  3.7  4.2   NA
[12,]  3.6  3.6  3.1 -2.1   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/freestat/rcomp/tmp/1e7xb1292704034.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/html/freestat/rcomp/tmp/2e7xb1292704034.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/html/freestat/rcomp/tmp/3e7xb1292704034.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/html/freestat/rcomp/tmp/4phwe1292704034.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,] 16.3 17.2 16.1 14.2  9.3 6.30 2.50 0.10 2.80  6.80 10.40 14.00
[2,] 17.0 18.0 16.5 14.2  9.3 6.50 3.05 0.40 2.85  6.85 10.45 14.05
[3,] 17.2 18.7 17.3 14.4 10.3 6.70 4.85 3.60 3.50  8.00 10.90 14.95
[4,] 17.6 20.5 17.4 14.6 12.5 7.35 6.45 6.85 5.00  9.40 12.75 17.10
[5,] 17.6 23.0 17.5 14.6 14.3 8.00 6.80 7.20 5.90  9.70 14.20 18.40

$n
 [1] 5 5 5 5 5 4 4 4 4 4 4 4

$conf
         [,1]     [,2]     [,3]     [,4]      [,5]   [,6]  [,7]    [,8]   [,9]
[1,] 16.77604 16.93351 16.66406 14.11736  8.038888 6.0285 2.164 -1.4955 1.8015
[2,] 17.62396 20.46649 17.93594 14.68264 12.561112 7.3715 7.536  8.6955 5.1985
       [,10]  [,11]   [,12]
[1,]  5.9855  9.083 12.5405
[2,] 10.0145 12.717 17.3595

$out
[1] 19.4 11.2 16.4

$group
[1] 1 4 4

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

Warning message:
In bxp(list(stats = c(16.3, 17, 17.2, 17.6, 17.6, 17.2, 18, 18.7,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/5phwe1292704034.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,] -0.7 -3.1 -3.1 -7.1 -6.30 -4.20 -2.90 -2.40 2.70  1.60  3.50 -2.10
[2,]  0.0 -3.1 -3.1 -4.9 -6.05 -3.65 -2.65 -1.85 2.95  2.60  3.60  0.50
[3,]  0.4 -2.2 -2.9 -1.9 -4.70 -2.15 -1.00  0.40 3.65  3.60  3.95  3.35
[4,]  3.5 -1.9 -2.1 -0.9 -3.30 -0.70  0.40  2.45 5.45  4.35  4.35  3.60
[5,]  6.7 -1.9 -2.1 -0.3 -3.00 -0.20  0.40  2.80 6.80  5.10  4.50  3.60

$n
 [1] 5 5 5 5 4 4 4 4 4 4 4 4

$conf
          [,1]      [,2]      [,3]     [,4]    [,5]    [,6]    [,7]   [,8]
[1,] -2.073091 -3.047917 -3.606597 -4.72639 -6.8725 -4.4805 -3.4095 -2.997
[2,]  2.873091 -1.352083 -2.193403  0.92639 -2.5275  0.1805  1.4095  3.797
      [,9]  [,10]  [,11] [,12]
[1,] 1.675 2.2175 3.3575 0.901
[2,] 5.625 4.9825 4.5425 5.799

$out
[1]  0.3 -5.7 -6.2  0.3

$group
[1] 2 2 3 3

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

Warning message:
In bxp(list(stats = c(-0.699999999999999, 0, 0.399999999999999,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/6aigu1292704035.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,]  0.10  0.70  4.10  5.90 14.2
[2,]  4.80  5.15  6.40  7.60 14.2
[3,] 10.75 11.50  9.85 14.25 16.3
[4,] 16.40 15.45 16.25 17.20 17.3
[5,] 20.50 19.40 18.00 18.40 17.3

$n
[1] 12 12 12 12  5

$conf
          [,1]      [,2]      [,3]      [,4]     [,5]
[1,]  5.459162  6.802101  5.357349  9.871376 14.10955
[2,] 16.040838 16.197899 14.342651 18.628624 18.49045

$out
[1] 23.0  9.3

$group
[1] 5 5

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

Warning message:
In bxp(list(stats = c(0.1, 4.8, 10.75, 16.4, 20.5, 0.7, 5.15, 11.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/7aigu1292704035.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,]  3.6250  3.500  3.61250
[2,]  5.8375  5.775  5.80625
[3,] 11.3700 10.600 11.07500
[4,] 16.2675 16.075 16.10625
[5,] 19.4800 18.700 19.25000

$n
[1] 12 12 12

$conf
          [,1]      [,2]      [,3]
[1,]  6.612807  5.902101  6.377101
[2,] 16.127193 15.297899 15.772899

$out
numeric(0)

$group
numeric(0)

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

> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1e7xb1292704034.ps tmp/1e7xb1292704034.png",intern=TRUE))
character(0)
> try(system("convert tmp/2e7xb1292704034.ps tmp/2e7xb1292704034.png",intern=TRUE))
character(0)
> try(system("convert tmp/3e7xb1292704034.ps tmp/3e7xb1292704034.png",intern=TRUE))
character(0)
> try(system("convert tmp/4phwe1292704034.ps tmp/4phwe1292704034.png",intern=TRUE))
character(0)
> try(system("convert tmp/5phwe1292704034.ps tmp/5phwe1292704034.png",intern=TRUE))
character(0)
> try(system("convert tmp/6aigu1292704035.ps tmp/6aigu1292704035.png",intern=TRUE))
character(0)
> try(system("convert tmp/7aigu1292704035.ps tmp/7aigu1292704035.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.916   1.470   2.130