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(8.1,7.7,7.5,7.6,7.8,7.8,7.8,7.5,7.5,7.1,7.5,7.5,7.6,7.7,7.7,7.9,8.1,8.2,8.2,8.2,7.9,7.3,6.9,6.6,6.7,6.9,7,7.1,7.2,7.1,6.9,7,6.8,6.4,6.7,6.6,6.4,6.3,6.2,6.5,6.8,6.8,6.4,6.1,5.8,6.1,7.2,7.3,6.9,6.1,5.8,6.2,7.1,7.7,7.9,7.7,7.4,7.5,8,8.1,8)
> 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,]  8.1  7.6  6.7  6.4  6.9    8
 [2,]  7.7  7.7  6.9  6.3  6.1   NA
 [3,]  7.5  7.7  7.0  6.2  5.8   NA
 [4,]  7.6  7.9  7.1  6.5  6.2   NA
 [5,]  7.8  8.1  7.2  6.8  7.1   NA
 [6,]  7.8  8.2  7.1  6.8  7.7   NA
 [7,]  7.8  8.2  6.9  6.4  7.9   NA
 [8,]  7.5  8.2  7.0  6.1  7.7   NA
 [9,]  7.5  7.9  6.8  5.8  7.4   NA
[10,]  7.1  7.3  6.4  6.1  7.5   NA
[11,]  7.5  6.9  6.7  7.2  8.0   NA
[12,]  7.5  6.6  6.6  7.3  8.1   NA
> darr
      [,1] [,2] [,3] [,4] [,5] [,6]
 [1,] -0.4  0.1  0.2 -0.1 -0.8   NA
 [2,] -0.2  0.0  0.1 -0.1 -0.3   NA
 [3,]  0.1  0.2  0.1  0.3  0.4   NA
 [4,]  0.2  0.2  0.1  0.3  0.9   NA
 [5,]  0.0  0.1 -0.1  0.0  0.6   NA
 [6,]  0.0  0.0 -0.2 -0.4  0.2   NA
 [7,] -0.3  0.0  0.1 -0.3 -0.2   NA
 [8,]  0.0 -0.3 -0.2 -0.3 -0.3   NA
 [9,] -0.4 -0.6 -0.4  0.3  0.1   NA
[10,]  0.4 -0.4  0.3  1.1  0.5   NA
[11,]  0.0 -0.3 -0.1  0.1  0.1   NA
[12,]  0.1  0.1 -0.2 -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/freestat/rcomp/tmp/1wgkx1258035654.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/freestat/rcomp/tmp/2pi1q1258035654.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/freestat/rcomp/tmp/3e2tw1258035654.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/freestat/rcomp/tmp/4ns3r1258035654.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,] 6.40  6.1  5.8  6.2  6.8  6.8  6.4  6.1  5.8   6.1   6.7   6.6
[2,] 6.70  6.3  6.2  6.5  7.1  7.1  6.9  7.0  6.8   6.4   6.9   6.6
[3,] 7.25  6.9  7.0  7.1  7.2  7.7  7.8  7.5  7.4   7.1   7.2   7.3
[4,] 8.00  7.7  7.5  7.6  7.8  7.8  7.9  7.7  7.5   7.3   7.5   7.5
[5,] 8.10  7.7  7.7  7.9  8.1  8.2  8.2  8.2  7.9   7.5   8.0   8.1

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 6.411458 5.910764 6.081423 6.322743 6.705382 7.205382 7.093403 7.005382
[2,] 8.088542 7.889236 7.918577 7.877257 7.694618 8.194618 8.506597 7.994618
         [,9]    [,10]    [,11]    [,12]
[1,] 6.905382 6.464062 6.776042 6.664062
[2,] 7.894618 7.735938 7.623958 7.935938

$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(6.4, 6.7, 7.25, 8, 8.1, 6.1, 6.3, 6.9, 7.7,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/5elrv1258035654.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,] -0.8 -0.3  0.1  0.1 -0.1 -0.4 -0.3 -0.3 -0.6   0.3  -0.3  -0.4
[2,] -0.4 -0.2  0.1  0.2  0.0 -0.2 -0.3 -0.3 -0.4   0.3  -0.1  -0.2
[3,] -0.1 -0.1  0.2  0.2  0.0  0.0 -0.2 -0.3 -0.4   0.4   0.0  -0.1
[4,]  0.1  0.0  0.3  0.3  0.1  0.0  0.0 -0.2  0.1   0.5   0.1   0.1
[5,]  0.2  0.1  0.4  0.3  0.1  0.2  0.1 -0.2  0.3   0.5   0.1   0.1

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

$conf
           [,1]       [,2]      [,3]      [,4]        [,5]       [,6]
[1,] -0.4532987 -0.2413195 0.0586805 0.1293403 -0.07065975 -0.1413195
[2,]  0.2532987  0.0413195 0.3413195 0.2706597  0.07065975  0.1413195
            [,7]       [,8]        [,9]     [,10]      [,11]      [,12]
[1,] -0.41197924 -0.3706597 -0.75329874 0.2586805 -0.1413195 -0.3119792
[2,]  0.01197924 -0.2293403 -0.04670126 0.5413195  0.1413195  0.1119792

$out
[1]  0.9  0.6  0.0 -0.4  1.1

$group
[1]  4  5  8 10 10

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

Warning message:
In bxp(list(stats = c(-0.8, -0.399999999999999, -0.100000000000001,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/6lcsy1258035654.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,] 7.10 6.60 6.40 5.80 5.80    8
[2,] 7.50 7.45 6.70 6.15 6.55    8
[3,] 7.55 7.80 6.90 6.40 7.45    8
[4,] 7.80 8.15 7.05 6.80 7.80    8
[5,] 8.10 8.20 7.20 7.30 8.10    8

$n
[1] 12 12 12 12 12  1

$conf
         [,1]     [,2]     [,3]     [,4]     [,5] [,6]
[1,] 7.413168 7.480725 6.740363 6.103531 6.879867    8
[2,] 7.686832 8.119275 7.059637 6.696469 8.020133    8

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(7.1, 7.5, 7.55, 7.8, 8.1, 6.6, 7.45, 7.8,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/774qd1258035654.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,] 6.84 6.900 6.850
[2,] 7.00 7.100 7.025
[3,] 7.24 7.225 7.175
[4,] 7.35 7.450 7.375
[5,] 7.52 7.800 7.450

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 7.080363 7.065363 7.015363
[2,] 7.399637 7.384637 7.334637

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(6.84, 7, 7.24, 7.35, 7.52, 6.9, 7.1, 7.225,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1wgkx1258035654.ps tmp/1wgkx1258035654.png")
> system("convert tmp/2pi1q1258035654.ps tmp/2pi1q1258035654.png")
> system("convert tmp/3e2tw1258035654.ps tmp/3e2tw1258035654.png")
> system("convert tmp/4ns3r1258035654.ps tmp/4ns3r1258035654.png")
> system("convert tmp/5elrv1258035654.ps tmp/5elrv1258035654.png")
> system("convert tmp/6lcsy1258035654.ps tmp/6lcsy1258035654.png")
> system("convert tmp/774qd1258035654.ps tmp/774qd1258035654.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.902   1.490   2.258