R version 2.9.0 (2009-04-17)
Copyright (C) 2009 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(8.4,8.4,8.4,8.6,8.9,8.8,8.3,7.5,7.2,7.4,8.8,9.3,9.3,8.7,8.2,8.3,8.5,8.6,8.5,8.2,8.1,7.9,8.6,8.7,8.7,8.5,8.4,8.5,8.7,8.7,8.6,8.5,8.3,8,8.2,8.1,8.1,8,7.9,7.9,8,8,7.9,8,7.7,7.2,7.5,7.3,7,7,7,7.2,7.3,7.1,6.8,6.4,6.1,6.5,7.7,7.9,7.5,6.9,6.6,6.9,7.7,8,8,7.7,7.3,7.4,8.1,8.3,8.2)
> 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] 73
> (np <- floor(n / par1))
[1] 6
> 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] 7 6 6 6 6 6 6 6 6 6 6 6
> arr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7]
 [1,]  8.4  9.3  8.7  8.1  7.0  7.5  8.2
 [2,]  8.4  8.7  8.5  8.0  7.0  6.9   NA
 [3,]  8.4  8.2  8.4  7.9  7.0  6.6   NA
 [4,]  8.6  8.3  8.5  7.9  7.2  6.9   NA
 [5,]  8.9  8.5  8.7  8.0  7.3  7.7   NA
 [6,]  8.8  8.6  8.7  8.0  7.1  8.0   NA
 [7,]  8.3  8.5  8.6  7.9  6.8  8.0   NA
 [8,]  7.5  8.2  8.5  8.0  6.4  7.7   NA
 [9,]  7.2  8.1  8.3  7.7  6.1  7.3   NA
[10,]  7.4  7.9  8.0  7.2  6.5  7.4   NA
[11,]  8.8  8.6  8.2  7.5  7.7  8.1   NA
[12,]  9.3  8.7  8.1  7.3  7.9  8.3   NA
> darr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7]
 [1,]  0.0 -0.6 -0.2 -0.1  0.0 -0.6   NA
 [2,]  0.0 -0.5 -0.1 -0.1  0.0 -0.3   NA
 [3,]  0.2  0.1  0.1  0.0  0.2  0.3   NA
 [4,]  0.3  0.2  0.2  0.1  0.1  0.8   NA
 [5,] -0.1  0.1  0.0  0.0 -0.2  0.3   NA
 [6,] -0.5 -0.1 -0.1 -0.1 -0.3  0.0   NA
 [7,] -0.8 -0.3 -0.1  0.1 -0.4 -0.3   NA
 [8,] -0.3 -0.1 -0.2 -0.3 -0.3 -0.4   NA
 [9,]  0.2 -0.2 -0.3 -0.5  0.4  0.1   NA
[10,]  1.4  0.7  0.2  0.3  1.2  0.7   NA
[11,]  0.5  0.1 -0.1 -0.2  0.2  0.2   NA
[12,]  0.0  0.0  0.0 -0.3 -0.4 -0.1   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/rcomp/tmp/1jj7y1257689984.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/2i6h71257689984.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/361ts1257689984.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/4cxb61257689984.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,] 7.00  6.9 6.60  6.9 7.30  7.1 7.90 7.50  6.1   6.5  7.50   7.3
[2,] 7.80  7.0 7.00  7.2 7.70  8.0 7.90 7.50  7.2   7.2  7.70   7.9
[3,] 8.20  8.2 8.05  8.1 8.25  8.3 8.15 7.85  7.5   7.4  8.15   8.2
[4,] 8.55  8.5 8.40  8.5 8.70  8.7 8.50 8.20  8.1   7.9  8.60   8.7
[5,] 9.30  8.7 8.40  8.6 8.90  8.8 8.60 8.50  8.3   8.0  8.80   9.3

$n
 [1] 7 6 6 6 6 6 6 6 6 6 6 6

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]    [,7]     [,8]
[1,] 7.752112 7.232452 7.146955 7.261458 7.604968 7.848477 7.76298 7.398477
[2,] 8.647888 9.167548 8.953045 8.938542 8.895032 8.751523 8.53702 8.301523
         [,9]    [,10]    [,11]    [,12]
[1,] 6.919471 6.948477 7.569471 7.683974
[2,] 8.080529 7.851523 8.730529 8.716026

$out
[1] 6.8 6.4

$group
[1] 7 8

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

Warning message:
In bxp(list(stats = c(7, 7.8, 8.2, 8.55, 9.3, 6.9, 7, 8.2, 8.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5sivj1257689984.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,] -0.60 -0.5 0.00  0.1 -0.2 -0.5 -0.8 -0.4 -0.50   0.2 -0.20 -0.40
[2,] -0.60 -0.3 0.10  0.1 -0.1 -0.3 -0.4 -0.3 -0.30   0.3 -0.10 -0.30
[3,] -0.15 -0.1 0.15  0.2  0.0 -0.1 -0.3 -0.3 -0.05   0.7  0.15 -0.05
[4,]  0.00  0.0 0.20  0.3  0.1 -0.1 -0.1 -0.2  0.20   1.2  0.20  0.00
[5,]  0.00  0.0 0.30  0.3  0.3  0.0  0.1 -0.1  0.40   1.4  0.50  0.00

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

$conf
           [,1]        [,2]       [,3]       [,4]       [,5]        [,6]
[1,] -0.5370194 -0.29350969 0.08549677 0.07099354 -0.1290065 -0.22900646
[2,]  0.2370194  0.09350969 0.21450323 0.32900646  0.1290065  0.02900646
           [,7]       [,8]       [,9]     [,10]       [,11]      [,12]
[1,] -0.4935097 -0.3645032 -0.3725161 0.1194709 -0.04350969 -0.2435097
[2,] -0.1064903 -0.2354968  0.2725161 1.2805291  0.34350969  0.1435097

$out
[1] 0.8

$group
[1] 4

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

Warning message:
In bxp(list(stats = c(-0.600000000000001, -0.6, -0.149999999999999,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6xqly1257689984.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] [,7]
[1,]  7.2 7.90 8.00  7.2 6.10  6.6  8.2
[2,]  7.9 8.20 8.25  7.6 6.65  7.1  8.2
[3,]  8.4 8.50 8.50  7.9 7.00  7.6  8.2
[4,]  8.8 8.65 8.65  8.0 7.25  8.0  8.2
[5,]  9.3 9.30 8.70  8.1 7.90  8.3  8.2

$n
[1] 12 12 12 12 12 12  1

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 7.989504 8.294752 8.317557 7.717557 6.726336 7.189504  8.2
[2,] 8.810496 8.705248 8.682443 8.082443 7.273664 8.010496  8.2

$out
numeric(0)

$group
numeric(0)

$names
[1] "1" "2" "3" "4" "5" "6" NA 

Warning message:
In bxp(list(stats = c(7.2, 7.9, 8.4, 8.8, 9.3, 7.9, 8.2, 8.5, 8.65,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/79ts21257689984.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,] 7.400000 7.85 7.51250
[2,] 7.733333 7.95 7.81875
[3,] 7.966667 8.15 8.03125
[4,] 8.177381 8.20 8.20000
[5,] 8.266667 8.30 8.33750

$n
[1] 12 12 12

$conf
         [,1]     [,2]    [,3]
[1,] 7.764134 8.035973 7.85736
[2,] 8.169200 8.264027 8.20514

$out
[1] 7.5 7.4

$group
[1] 2 2

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

Warning message:
In bxp(list(stats = c(7.4, 7.73333333333333, 7.96666666666667, 8.17738095238095,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1jj7y1257689984.ps tmp/1jj7y1257689984.png")
> system("convert tmp/2i6h71257689984.ps tmp/2i6h71257689984.png")
> system("convert tmp/361ts1257689984.ps tmp/361ts1257689984.png")
> system("convert tmp/4cxb61257689984.ps tmp/4cxb61257689984.png")
> system("convert tmp/5sivj1257689984.ps tmp/5sivj1257689984.png")
> system("convert tmp/6xqly1257689984.ps tmp/6xqly1257689984.png")
> system("convert tmp/79ts21257689984.ps tmp/79ts21257689984.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.227   0.977   1.788