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)

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> x <- c(1103,1125,1150,1187,1248,1172,1092,5255,5297,5461,5729,5795,5411,5503,5583,5763,5840,5907,5836,5756,5916,6056,6469,6603,6247,6342,6431)
> 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] 27
> (np <- floor(n / par1))
[1] 2
> 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] 3 3 3 2 2 2 2 2 2 2 2 2
> arr
      [,1] [,2] [,3]
 [1,] 1103 5411 6247
 [2,] 1125 5503 6342
 [3,] 1150 5583 6431
 [4,] 1187 5763   NA
 [5,] 1248 5840   NA
 [6,] 1172 5907   NA
 [7,] 1092 5836   NA
 [8,] 5255 5756   NA
 [9,] 5297 5916   NA
[10,] 5461 6056   NA
[11,] 5729 6469   NA
[12,] 5795 6603   NA
> darr
      [,1] [,2] [,3]
 [1,]   22   92   95
 [2,]   25   80   89
 [3,]   37  180   NA
 [4,]   61   77   NA
 [5,]  -76   67   NA
 [6,]  -80  -71   NA
 [7,] 4163  -80   NA
 [8,]   42  160   NA
 [9,]  164  140   NA
[10,]  268  413   NA
[11,]   66  134   NA
[12,] -384 -356   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/1a8a61358027019.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/2kxsd1358027019.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/39bxj1358027019.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/4pgok1358027019.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,] 1103 1125.0 1150.0 1187 1248 1172.0 1092 5255.0 5297.0 5461.0  5729  5795
[2,] 3257 3314.0 3366.5 1187 1248 1172.0 1092 5255.0 5297.0 5461.0  5729  5795
[3,] 5411 5503.0 5583.0 3475 3544 3539.5 3464 5505.5 5606.5 5758.5  6099  6199
[4,] 5829 5922.5 6007.0 5763 5840 5907.0 5836 5756.0 5916.0 6056.0  6469  6603
[5,] 6247 6342.0 6431.0 5763 5840 5907.0 5836 5756.0 5916.0 6056.0  6469  6603

$n
 [1] 3 3 3 2 2 2 2 2 2 2 2 2

$conf
         [,1]     [,2]   [,3]      [,4]      [,5]      [,6]      [,7]     [,8]
[1,] 3064.787 3123.491 3174.3 -1637.439 -1586.314 -1750.578 -1836.133 4945.768
[2,] 7757.213 7882.509 7991.7  8587.439  8674.314  8829.578  8764.133 6065.232
         [,9]    [,10]    [,11]    [,12]
[1,] 4914.935 5093.749 5272.251 5296.279
[2,] 6298.065 6423.251 6925.749 7101.721

$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(1103, 3257, 5411, 5829, 6247, 1125, 3314,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5uttp1358027019.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,] 22.0 25.0  37.0   61 -76.0 -80.0  -80.0   42  140 268.0    66  -384
[2,] 57.0 52.5  37.0   61 -76.0 -80.0  -80.0   42  140 268.0    66  -384
[3,] 92.0 80.0 108.5   69  -4.5 -75.5 2041.5  101  152 340.5   100  -370
[4,] 93.5 84.5 180.0   77  67.0 -71.0 4163.0  160  164 413.0   134  -356
[5,] 95.0 89.0 180.0   77  67.0 -71.0 4163.0  160  164 413.0   134  -356

$n
 [1] 3 3 2 2 2 2 2 2 2 2 2 2

$conf
          [,1]      [,2]      [,3]     [,4]      [,5]      [,6]      [,7]
[1,]  58.70421  50.80917 -51.26371 51.12434 -164.2637 -85.55506 -2698.901
[2,] 125.29579 109.19083 268.26371 86.87566  155.2637 -65.44494  6781.901
          [,8]     [,9]    [,10]     [,11]     [,12]
[1,] -30.83299 125.1865 178.5018  24.02845 -401.2824
[2,] 232.83299 178.8135 502.4982 175.97155 -338.7176

$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(22, 57, 92, 93.5, 95, 25, 52.5, 80, 84.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6br0g1358027019.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]
[1,] 1092.0 5411.0 6247.0
[2,] 1137.5 5669.5 6294.5
[3,] 1217.5 5838.0 6342.0
[4,] 5379.0 5986.0 6386.5
[5,] 5795.0 6056.0 6431.0

$n
[1] 12 12  3

$conf
          [,1]     [,2]     [,3]
[1,] -717.0766 5693.642 6258.076
[2,] 3152.0766 5982.358 6425.924

$out
[1] 6469 6603

$group
[1] 2 2

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

Warning message:
In bxp(list(stats = c(1092, 1137.5, 1217.5, 5379, 5795, 5411, 5669.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/7elga1358027019.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,] 3464.000 3464.00 3464.00
[2,] 3541.750 3541.75 3541.75
[3,] 4355.667 5504.25 4652.50
[4,] 5682.500 5682.50 5682.50
[5,] 6199.000 6199.00 6199.00

$n
[1] 12 12 12

$conf
         [,1]    [,2]    [,3]
[1,] 3379.256 4527.84 3676.09
[2,] 5332.077 6480.66 5628.91

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(3464, 3541.75, 4355.66666666667, 5682.5, 6199,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1a8a61358027019.ps tmp/1a8a61358027019.png",intern=TRUE))
character(0)
> try(system("convert tmp/2kxsd1358027019.ps tmp/2kxsd1358027019.png",intern=TRUE))
character(0)
> try(system("convert tmp/39bxj1358027019.ps tmp/39bxj1358027019.png",intern=TRUE))
character(0)
> try(system("convert tmp/4pgok1358027019.ps tmp/4pgok1358027019.png",intern=TRUE))
character(0)
> try(system("convert tmp/5uttp1358027019.ps tmp/5uttp1358027019.png",intern=TRUE))
character(0)
> try(system("convert tmp/6br0g1358027019.ps tmp/6br0g1358027019.png",intern=TRUE))
character(0)
> try(system("convert tmp/7elga1358027019.ps tmp/7elga1358027019.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  3.581   0.634   4.219