R version 2.6.0 (2007-10-03)
Copyright (C) 2007 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(88.8,93.4,92.6,90.7,81.6,84.1,88.1,85.3,82.9,84.8,71.2,68.9,94.3,97.6,85.6,91.9,75.8,79.8,99,88.5,86.7,97.9,94.3,72.9,91.8,93.2,86.5,98.9,77.2,79.4,90.4,81.4,85.8,103.6,73.6,75.7,99.2,88.7,94.6,98.7,84.2,87.7,103.3,88.2,93.4,106.3,73.1,78.6,101.6,101.4,98.5,99,89.5,83.5,97.4,87.8,90.4,97.1,79.4,85)
> par1 = '12'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: Wessa P., (2007), Mean Plot (v1.0.1) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_meanplot.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 60
> (np <- floor(n / par1))
[1] 5
> arr <- array(NA,dim=c(par1,np+1))
> ari <- array(0,dim=par1)
> j <- 0
> for (i in 1:n)
+ {
+ j = j + 1
+ ari[j] = ari[j] + 1
+ arr[j,ari[j]] <- x[i]
+ if (j == par1) j = 0
+ }
> ari
 [1] 5 5 5 5 5 5 5 5 5 5 5 5
> arr
      [,1] [,2]  [,3]  [,4]  [,5] [,6]
 [1,] 88.8 94.3  91.8  99.2 101.6   NA
 [2,] 93.4 97.6  93.2  88.7 101.4   NA
 [3,] 92.6 85.6  86.5  94.6  98.5   NA
 [4,] 90.7 91.9  98.9  98.7  99.0   NA
 [5,] 81.6 75.8  77.2  84.2  89.5   NA
 [6,] 84.1 79.8  79.4  87.7  83.5   NA
 [7,] 88.1 99.0  90.4 103.3  97.4   NA
 [8,] 85.3 88.5  81.4  88.2  87.8   NA
 [9,] 82.9 86.7  85.8  93.4  90.4   NA
[10,] 84.8 97.9 103.6 106.3  97.1   NA
[11,] 71.2 94.3  73.6  73.1  79.4   NA
[12,] 68.9 72.9  75.7  78.6  85.0   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/1cea11193930330.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/23s221193930330.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/3b5bk1193930330.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/4ihpd1193930330.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,]  88.8  88.7 85.6 90.7 75.8 79.4  88.1 81.4 82.9  97.1  71.2  68.9
[2,]  91.8  93.2 86.5 91.9 77.2 79.8  90.4 85.3 85.8  97.1  73.1  72.9
[3,]  94.3  93.4 92.6 98.7 81.6 83.5  97.4 87.8 86.7  97.9  73.6  75.7
[4,]  99.2  97.6 94.6 98.9 84.2 84.1  99.0 88.2 90.4 103.6  79.4  78.6
[5,] 101.6 101.4 98.5 99.0 89.5 87.7 103.3 88.5 93.4 106.3  79.4  85.0

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

$conf
         [,1]     [,2]     [,3]      [,4]     [,5]     [,6]      [,7]     [,8]
[1,] 89.07118 90.29097 86.87656  93.75382 76.65382 80.46163  91.32326 85.75087
[2,] 99.52882 96.50903 98.32344 103.64618 86.54618 86.53837 103.47674 89.84913
         [,9]     [,10]    [,11]   [,12]
[1,] 83.44965  93.30712 69.14844 71.6724
[2,] 89.95035 102.49288 78.05156 79.7276

$out
[1] 84.8 94.3

$group
[1] 10 11

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

Warning message:
In bxp(list(stats = c(88.8, 91.8, 94.3, 99.2, 101.6, 88.7, 93.2,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/53s811193930330.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,] 71.20 72.90  73.60  73.10  79.40   NA
[2,] 82.25 82.70  78.30  85.95  86.40   NA
[3,] 85.05 90.20  86.15  91.05  93.75   NA
[4,] 89.75 95.95  92.50  98.95  98.75   NA
[5,] 93.40 99.00 103.60 106.30 101.60   NA

$n
[1] 12 12 12 12 12  0

$conf
        [,1]     [,2]     [,3]     [,4]     [,5] [,6]
[1,] 81.6292 84.15659 79.67328 85.12061 88.11708   NA
[2,] 88.4708 96.24341 92.62672 96.97939 99.38292   NA

$out
[1] 68.9

$group
[1] 1

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

Warning message:
In bxp(list(stats = c(71.2, 82.25, 85.05, 89.75, 93.4, 72.9, 82.7,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/68hhy1193930330.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,] 76.22 73.60  75.750
[2,] 82.28 82.55  81.325
[3,] 89.70 90.20  89.325
[4,] 95.39 95.85  95.400
[5,] 97.94 98.70 100.350

$n
[1] 12 12 12

$conf
         [,1]     [,2]    [,3]
[1,] 83.72044 84.13378 82.9053
[2,] 95.67956 96.26622 95.7447

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(76.22, 82.28, 89.7, 95.39, 97.94, 73.6, 82.55,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1cea11193930330.ps tmp/1cea11193930330.png")
> system("convert tmp/23s221193930330.ps tmp/23s221193930330.png")
> system("convert tmp/3b5bk1193930330.ps tmp/3b5bk1193930330.png")
> system("convert tmp/4ihpd1193930330.ps tmp/4ihpd1193930330.png")
> system("convert tmp/53s811193930330.ps tmp/53s811193930330.png")
> system("convert tmp/68hhy1193930330.ps tmp/68hhy1193930330.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.319   0.856   1.522