R version 2.7.0 (2008-04-22)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(110.4,112.9,109.4,111.9,108.9,113.8,114.5,113.2,111,114.6,113.1,113.2,115.1,117.6,117.8,115.7,115.7,118.3,117.9,117.3,119.4,117.1,119,120,118.9,116,115.6,119.7,119.7,120.8,120,120.2,121.7,116.9,122.4,122.6,123.7,120.9,124.2,122.6,125.7,123.1,122.2,126.2,124.4,127.8,124.2,126.7,126.1,128.2,130.4,130.2,129.2,129.7,131,129.2,131.1,132.9,135.2,132.3)
> 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,] 110.4 115.1 118.9 123.7 126.1   NA
 [2,] 112.9 117.6 116.0 120.9 128.2   NA
 [3,] 109.4 117.8 115.6 124.2 130.4   NA
 [4,] 111.9 115.7 119.7 122.6 130.2   NA
 [5,] 108.9 115.7 119.7 125.7 129.2   NA
 [6,] 113.8 118.3 120.8 123.1 129.7   NA
 [7,] 114.5 117.9 120.0 122.2 131.0   NA
 [8,] 113.2 117.3 120.2 126.2 129.2   NA
 [9,] 111.0 119.4 121.7 124.4 131.1   NA
[10,] 114.6 117.1 116.9 127.8 132.9   NA
[11,] 113.1 119.0 122.4 124.2 135.2   NA
[12,] 113.2 120.0 122.6 126.7 132.3   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/1ww4i1225741998.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/2ji8i1225741998.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/3c8fh1225741998.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/4kp3q1225741998.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,] 110.4 112.9 109.4 111.9 108.9 113.8 114.5 113.2 119.4 114.6 113.1 113.2
[2,] 115.1 116.0 115.6 115.7 115.7 118.3 117.9 117.3 119.4 116.9 119.0 120.0
[3,] 118.9 117.6 117.8 119.7 119.7 120.8 120.0 120.2 121.7 117.1 122.4 122.6
[4,] 123.7 120.9 124.2 122.6 125.7 123.1 122.2 126.2 124.4 127.8 124.2 126.7
[5,] 126.1 128.2 130.4 130.2 129.2 129.7 122.2 129.2 131.1 132.9 124.2 132.3

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 112.8233 114.1377 111.7233 114.8245 112.6340 117.4083 116.9616 113.9113
[2,] 124.9767 121.0623 123.8767 124.5755 126.7660 124.1917 123.0384 126.4887
         [,9]    [,10]    [,11]    [,12]
[1,] 118.1670 109.3981 118.7257 117.8658
[2,] 125.2330 124.8019 126.0743 127.3342

$out
[1] 131.0 111.0 135.2

$group
[1]  7  9 11

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

Warning message:
In bxp(list(stats = c(110.4, 115.1, 118.9, 123.7, 126.1, 112.9,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5mudo1225741998.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,] 108.9 115.10 115.60 120.90 126.1   NA
[2,] 110.7 116.40 117.90 122.85 129.2   NA
[3,] 113.0 117.70 119.85 124.20 130.3   NA
[4,] 113.5 118.65 121.25 125.95 131.7   NA
[5,] 114.6 120.00 122.60 127.80 135.2   NA

$n
[1] 12 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4]     [,5] [,6]
[1,] 111.7229 116.6738 118.3220 122.7861 129.1597   NA
[2,] 114.2771 118.7262 121.3780 125.6139 131.4403   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(108.9, 110.7, 113, 113.5, 114.6, 115.1, 116.4,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/6nkdg1225741998.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,] 118.84 117.10 118.450
[2,] 119.66 118.35 119.650
[3,] 121.13 119.85 120.700
[4,] 121.69 121.25 121.825
[5,] 122.96 122.60 123.350

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 120.2041 118.5273 119.7080
[2,] 122.0559 121.1727 121.6920

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(118.84, 119.66, 121.13, 121.69, 122.96, 117.1,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1ww4i1225741998.ps tmp/1ww4i1225741998.png")
> system("convert tmp/2ji8i1225741998.ps tmp/2ji8i1225741998.png")
> system("convert tmp/3c8fh1225741998.ps tmp/3c8fh1225741998.png")
> system("convert tmp/4kp3q1225741998.ps tmp/4kp3q1225741998.png")
> system("convert tmp/5mudo1225741998.ps tmp/5mudo1225741998.png")
> system("convert tmp/6nkdg1225741998.ps tmp/6nkdg1225741998.png")
> 
> 
> proc.time()
   user  system elapsed 
  4.097   2.311   5.184