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(8.4,8.5,8.5,8.5,8.5,8.5,8.4,8.4,8.4,8.5,8.5,8.6,8.6,8.6,8.5,8.4,8.4,8.3,8.2,8.1,8.2,8.1,8,7.9,7.8,7.7,7.7,7.9,7.8,7.6,7.4,7.3,7.1,7.1,7,7)
> 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] 36
> (np <- floor(n / par1))
[1] 3
> 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] 3 3 3 3 3 3 3 3 3 3 3 3
> arr
      [,1] [,2] [,3] [,4]
 [1,]  8.4  8.6  7.8   NA
 [2,]  8.5  8.6  7.7   NA
 [3,]  8.5  8.5  7.7   NA
 [4,]  8.5  8.4  7.9   NA
 [5,]  8.5  8.4  7.8   NA
 [6,]  8.5  8.3  7.6   NA
 [7,]  8.4  8.2  7.4   NA
 [8,]  8.4  8.1  7.3   NA
 [9,]  8.4  8.2  7.1   NA
[10,]  8.5  8.1  7.1   NA
[11,]  8.5  8.0  7.0   NA
[12,]  8.6  7.9  7.0   NA
> darr
      [,1] [,2] [,3] [,4]
 [1,]  0.1  0.0 -0.1   NA
 [2,]  0.0 -0.1  0.0   NA
 [3,]  0.0 -0.1  0.2   NA
 [4,]  0.0  0.0 -0.1   NA
 [5,]  0.0 -0.1 -0.2   NA
 [6,] -0.1 -0.1 -0.2   NA
 [7,]  0.0 -0.1 -0.1   NA
 [8,]  0.0  0.1 -0.2   NA
 [9,]  0.1 -0.1  0.0   NA
[10,]  0.0 -0.1 -0.1   NA
[11,]  0.1 -0.1  0.0   NA
[12,]  0.0 -0.1   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/html/rcomp/tmp/1h7x31229773430.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/2uje41229773430.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/3k8sh1229773430.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/4vsrh1229773430.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,]  7.8 7.70  7.7 7.90 7.80 7.60  7.4 7.30 7.10   7.1  7.00  7.00
[2,]  8.1 8.10  8.1 8.15 8.10 7.95  7.8 7.70 7.65   7.6  7.50  7.45
[3,]  8.4 8.50  8.5 8.40 8.40 8.30  8.2 8.10 8.20   8.1  8.00  7.90
[4,]  8.5 8.55  8.5 8.45 8.45 8.40  8.3 8.25 8.30   8.3  8.25  8.25
[5,]  8.6 8.60  8.5 8.50 8.50 8.50  8.4 8.40 8.40   8.5  8.50  8.60

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 8.035115 8.089504 8.135115 8.126336 8.080725 7.889504 7.743893 7.598283
[2,] 8.764885 8.910496 8.864885 8.673664 8.719275 8.710496 8.656107 8.601717
         [,9]   [,10]   [,11]    [,12]
[1,] 7.607061 7.46145 7.31584 7.170229
[2,] 8.792939 8.73855 8.68416 8.629771

$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(7.8, 8.1, 8.4, 8.5, 8.6, 7.7, 8.1, 8.5, 8.55,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5mgc81229773430.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,] -0.10 -0.10 -0.10 -0.10 -0.20 -0.20 -0.10 -0.20 -0.10 -0.10 -0.10 -0.10
[2,] -0.05 -0.05 -0.05 -0.05 -0.15 -0.15 -0.10 -0.10 -0.05 -0.10 -0.05 -0.10
[3,]  0.00  0.00  0.00  0.00 -0.10 -0.10 -0.10  0.00  0.00 -0.10  0.00 -0.05
[4,]  0.05  0.00  0.10  0.00 -0.05 -0.10 -0.05  0.05  0.05 -0.05  0.05  0.00
[5,]  0.10  0.00  0.20  0.00  0.00 -0.10  0.00  0.10  0.10  0.00  0.10  0.00

$n
 [1] 3 3 3 3 3 3 3 3 3 3 3 2

$conf
            [,1]        [,2]       [,3]        [,4]         [,5]        [,6]
[1,] -0.09122134 -0.04561067 -0.1368320 -0.04561067 -0.191221343 -0.14561067
[2,]  0.09122134  0.04561067  0.1368320  0.04561067 -0.008778657 -0.05438933
            [,7]       [,8]        [,9]       [,10]       [,11]       [,12]
[1,] -0.14561067 -0.1368320 -0.09122134 -0.14561067 -0.09122134 -0.16172287
[2,] -0.05438933  0.1368320  0.09122134 -0.05438933  0.09122134  0.06172287

$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(-0.0999999999999996, -0.0499999999999998,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6pwmq1229773430.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]
[1,]  8.4 7.90 7.00   NA
[2,]  8.4 8.10 7.10   NA
[3,]  8.5 8.25 7.50   NA
[4,]  8.5 8.45 7.75   NA
[5,]  8.6 8.60 7.90   NA

$n
[1] 12 12 12  0

$conf
        [,1]     [,2]    [,3] [,4]
[1,] 8.45439 8.090363 7.20353   NA
[2,] 8.54561 8.409637 7.79647   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(8.4, 8.4, 8.5, 8.5, 8.6, 7.9, 8.1, 8.25, 8.45,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/7l1vd1229773430.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,] 7.833333 7.90 7.8500
[2,] 7.900000 8.10 7.9625
[3,] 8.066667 8.25 8.1125
[4,] 8.250000 8.40 8.3000
[5,] 8.266667 8.50 8.3250

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 7.907029 8.113168 7.958564
[2,] 8.226304 8.386832 8.266436

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(7.83333333333333, 7.9, 8.06666666666667, 8.25,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1h7x31229773430.ps tmp/1h7x31229773430.png")
> system("convert tmp/2uje41229773430.ps tmp/2uje41229773430.png")
> system("convert tmp/3k8sh1229773430.ps tmp/3k8sh1229773430.png")
> system("convert tmp/4vsrh1229773430.ps tmp/4vsrh1229773430.png")
> system("convert tmp/5mgc81229773430.ps tmp/5mgc81229773430.png")
> system("convert tmp/6pwmq1229773430.ps tmp/6pwmq1229773430.png")
> system("convert tmp/7l1vd1229773430.ps tmp/7l1vd1229773430.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.208   0.953   1.576