R version 2.15.2 (2012-10-26) -- "Trick or Treat"
Copyright (C) 2012 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i686-pc-linux-gnu (32-bit)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> x <- c(13.5,8.4,10.5,9,9.2,9.7,6.6,10.6,10.1,7.1,8,7.9,6.8,9.5,8.1,13.5,9.9,6.9,7.5,11.1,8.2,8,7.7,7.4,6.5,9.5,8.2,6.9,7.2,8.2,9.6,7.2,8.8,11.3,8.5,9.4,10.5,6.9,6.5,7.5,7.1,13.2,7.7,5.9,5.2,5.6,11.7,6,7.8,6.5)
> par1 = '12'
> par1 <- '12'
> #'GNU S' R Code compiled by R2WASP v. 1.2.291 ()
> #Author: root
> #To cite this work: Wessa P., (2012), Mean Plot (v1.0.4) 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
> #
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 50
> (np <- floor(n / par1))
[1] 4
> 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] 5 5 4 4 4 4 4 4 4 4 4 4
> arr
      [,1] [,2] [,3] [,4] [,5]
 [1,] 13.5  6.8  6.5 10.5  7.8
 [2,]  8.4  9.5  9.5  6.9  6.5
 [3,] 10.5  8.1  8.2  6.5   NA
 [4,]  9.0 13.5  6.9  7.5   NA
 [5,]  9.2  9.9  7.2  7.1   NA
 [6,]  9.7  6.9  8.2 13.2   NA
 [7,]  6.6  7.5  9.6  7.7   NA
 [8,] 10.6 11.1  7.2  5.9   NA
 [9,] 10.1  8.2  8.8  5.2   NA
[10,]  7.1  8.0 11.3  5.6   NA
[11,]  8.0  7.7  8.5 11.7   NA
[12,]  7.9  7.4  9.4  6.0   NA
> darr
      [,1] [,2] [,3] [,4] [,5]
 [1,] -5.1  2.7  3.0 -3.6 -1.3
 [2,]  2.1 -1.4 -1.3 -0.4   NA
 [3,] -1.5  5.4 -1.3  1.0   NA
 [4,]  0.2 -3.6  0.3 -0.4   NA
 [5,]  0.5 -3.0  1.0  6.1   NA
 [6,] -3.1  0.6  1.4 -5.5   NA
 [7,]  4.0  3.6 -2.4 -1.8   NA
 [8,] -0.5 -2.9  1.6 -0.7   NA
 [9,] -3.0 -0.2  2.5  0.4   NA
[10,]  0.9 -0.3 -2.8  6.1   NA
[11,] -0.1 -0.3  0.9 -5.7   NA
[12,] -1.1 -0.9  1.1  1.8   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/wessaorg/rcomp/tmp/122bd1355650294.ps",horizontal=F,onefile=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/wessaorg/rcomp/tmp/2qph81355650294.ps",horizontal=F,onefile=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/wessaorg/rcomp/tmp/33rkp1355650294.ps",horizontal=F,onefile=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/wessaorg/rcomp/tmp/4nc1z1355650294.ps",horizontal=F,onefile=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,]  6.5  6.5  6.50  6.90 7.10  6.90 6.60  5.90  5.20  5.60  7.70  6.00
[2,]  6.8  6.9  7.30  7.20 7.15  7.55 7.05  6.55  6.70  6.35  7.85  6.70
[3,]  7.8  8.4  8.15  8.25 8.20  8.95 7.60  8.90  8.50  7.55  8.25  7.65
[4,] 10.5  9.5  9.35 11.25 9.55 11.45 8.65 10.85  9.45  9.65 10.10  8.65
[5,] 13.5  9.5 10.50 13.50 9.90 13.20 9.60 11.10 10.10 11.30 11.70  9.40

$n
 [1] 5 5 4 4 4 4 4 4 4 4 4 4

$conf
          [,1]      [,2]   [,3]    [,4]   [,5]   [,6]  [,7]   [,8]    [,9]
[1,]  5.185589  6.562847 6.5305  5.0505  6.304  5.869 6.336  5.503  6.3275
[2,] 10.414411 10.237153 9.7695 11.4495 10.096 12.031 8.864 12.297 10.6725
      [,10]   [,11]  [,12]
[1,]  4.943  6.4725 6.1095
[2,] 10.157 10.0275 9.1905

$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(6.5, 6.8, 7.8, 10.5, 13.5, 6.5, 6.9, 8.4,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5flr21355650294.ps",horizontal=F,onefile=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,] -5.1 -1.40 -1.50 -3.60 -3.00 -5.50 -2.4 -2.90 -3.00 -2.80  -5.7 -1.10
[2,] -3.6 -1.35 -1.40 -2.00 -1.25 -4.30 -2.1 -1.80 -1.60 -1.55  -3.0 -1.00
[3,] -1.3 -0.85 -0.15 -0.10  0.75 -1.25  0.9 -0.60  0.10  0.30  -0.2  0.10
[4,]  2.7  0.85  3.20  0.25  3.55  1.00  3.8  0.55  1.45  3.50   0.4  1.45
[5,]  3.0  2.10  5.40  0.30  6.10  1.40  4.0  1.60  2.50  6.10   0.9  1.80

$n
 [1] 5 4 4 4 4 4 4 4 4 4 4 4

$conf
          [,1]   [,2]   [,3]    [,4]   [,5]   [,6]   [,7]    [,8]    [,9]
[1,] -5.751564 -2.588 -3.784 -1.8775 -3.042 -5.437 -3.761 -2.4565 -2.3095
[2,]  3.151564  0.888  3.484  1.6775  4.542  2.937  5.561  1.2565  2.5095
       [,10]  [,11]   [,12]
[1,] -3.6895 -2.886 -1.8355
[2,]  4.2895  2.486  2.0355

$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(-5.1, -3.6, -1.3, 2.7, 3, -1.4, -1.35, -0.850000000000001,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/65k5c1355650294.ps",horizontal=F,onefile=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]
[1,]  6.60  6.80  6.50  5.20 6.50
[2,]  7.95  7.45  7.20  5.95 6.50
[3,]  9.10  8.05  8.35  7.00 7.15
[4,] 10.30  9.70  9.45  9.10 7.80
[5,] 13.50 11.10 11.30 13.20 7.80

$n
[1] 12 12 12 12  2

$conf
          [,1]    [,2]    [,3]     [,4]     [,5]
[1,]  8.028149 7.02376 7.32376 5.563264 5.697603
[2,] 10.171851 9.07624 9.37624 8.436736 8.602397

$out
[1] 13.5

$group
[1] 2

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

Warning message:
In bxp(list(stats = c(6.6, 7.95, 9.1, 10.3, 13.5, 6.8, 7.45, 8.05,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/75liy1355650294.ps",horizontal=F,onefile=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,] 7.6750 7.550 7.66250
[2,] 8.0375 7.725 7.98750
[3,] 8.3375 8.225 8.28125
[4,] 8.9975 8.450 8.69375
[5,] 9.5000 8.950 9.22500

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 7.899638 7.894323 7.959125
[2,] 8.775362 8.555677 8.603375

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(7.675, 8.0375, 8.3375, 8.9975, 9.5, 7.55,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/122bd1355650294.ps tmp/122bd1355650294.png",intern=TRUE))
character(0)
> try(system("convert tmp/2qph81355650294.ps tmp/2qph81355650294.png",intern=TRUE))
character(0)
> try(system("convert tmp/33rkp1355650294.ps tmp/33rkp1355650294.png",intern=TRUE))
character(0)
> try(system("convert tmp/4nc1z1355650294.ps tmp/4nc1z1355650294.png",intern=TRUE))
character(0)
> try(system("convert tmp/5flr21355650294.ps tmp/5flr21355650294.png",intern=TRUE))
character(0)
> try(system("convert tmp/65k5c1355650294.ps tmp/65k5c1355650294.png",intern=TRUE))
character(0)
> try(system("convert tmp/75liy1355650294.ps tmp/75liy1355650294.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  3.454   0.578   4.020