R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: i686-pc-linux-gnu (32-bit)

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> x <- c(51.02,51.06,50.9,51.23,51.29,51.3,51.3,51.3,51.46,51.47,51.77,51.82,51.82,51.84,51.9,51.94,52.22,52.27,52.27,52.28,52.53,52.73,52.72,52.67,52.67,52.65,52.69,52.73,52.84,52.83,52.83,52.84,52.82,53.09,53.4,53.43,53.43,53.42,53.6,53.69,54.05,54.04,54.04,54.08,54.05,54.39,54.38,54.46,54.46,54.69,54.91,55.52,56.01,56.07,56.07,56.09,56.29,56.45,56.87,56.87,56.87,56.87,56.8,56.89,57.01,57.03,57.03,57.03,57.06,57.25,57.24,57.31)
> 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] 72
> (np <- floor(n / par1))
[1] 6
> 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 6 6 6 6 6 6 6 6 6 6 6
> arr
       [,1]  [,2]  [,3]  [,4]  [,5]  [,6] [,7]
 [1,] 51.02 51.82 52.67 53.43 54.46 56.87   NA
 [2,] 51.06 51.84 52.65 53.42 54.69 56.87   NA
 [3,] 50.90 51.90 52.69 53.60 54.91 56.80   NA
 [4,] 51.23 51.94 52.73 53.69 55.52 56.89   NA
 [5,] 51.29 52.22 52.84 54.05 56.01 57.01   NA
 [6,] 51.30 52.27 52.83 54.04 56.07 57.03   NA
 [7,] 51.30 52.27 52.83 54.04 56.07 57.03   NA
 [8,] 51.30 52.28 52.84 54.08 56.09 57.03   NA
 [9,] 51.46 52.53 52.82 54.05 56.29 57.06   NA
[10,] 51.47 52.73 53.09 54.39 56.45 57.25   NA
[11,] 51.77 52.72 53.40 54.38 56.87 57.24   NA
[12,] 51.82 52.67 53.43 54.46 56.87 57.31   NA
> darr
       [,1]  [,2]  [,3]  [,4] [,5]  [,6] [,7]
 [1,]  0.04  0.02 -0.02 -0.01 0.23  0.00   NA
 [2,] -0.16  0.06  0.04  0.18 0.22 -0.07   NA
 [3,]  0.33  0.04  0.04  0.09 0.61  0.09   NA
 [4,]  0.06  0.28  0.11  0.36 0.49  0.12   NA
 [5,]  0.01  0.05 -0.01 -0.01 0.06  0.02   NA
 [6,]  0.00  0.00  0.00  0.00 0.00  0.00   NA
 [7,]  0.00  0.01  0.01  0.04 0.02  0.00   NA
 [8,]  0.16  0.25 -0.02 -0.03 0.20  0.03   NA
 [9,]  0.01  0.20  0.27  0.34 0.16  0.19   NA
[10,]  0.30 -0.01  0.31 -0.01 0.42 -0.01   NA
[11,]  0.05 -0.05  0.03  0.08 0.00  0.07   NA
[12,]  0.00  0.00  0.00  0.00 0.00    NA   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/fisher/rcomp/tmp/1vto71381930586.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/fisher/rcomp/tmp/2ez9k1381930586.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/fisher/rcomp/tmp/3v5fa1381930586.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/fisher/rcomp/tmp/4yh2m1381930586.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]
[1,] 51.02 51.060 50.900 51.23 51.290 51.300 51.300 51.30 51.460 51.47 51.77
[2,] 51.82 51.840 51.900 51.94 52.220 52.270 52.270 52.28 52.530 52.73 52.72
[3,] 53.05 53.035 53.145 53.21 53.445 53.435 53.435 53.46 53.435 53.74 53.89
[4,] 54.46 54.690 54.910 55.52 56.010 56.070 56.070 56.09 56.290 56.45 56.87
[5,] 56.87 56.870 56.800 56.89 57.010 57.030 57.030 57.03 57.060 57.25 57.24
      [,12]
[1,] 51.820
[2,] 52.670
[3,] 53.945
[4,] 56.870
[5,] 57.310

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 51.34711 51.19666 51.20345 50.90078 51.00033 50.98388 50.98388 51.00243
[2,] 54.75289 54.87334 55.08655 55.51922 55.88967 55.88612 55.88612 55.91757
         [,9]    [,10]    [,11]    [,12]
[1,] 51.00968 51.34048 51.21312 51.23586
[2,] 55.86032 56.13952 56.56688 56.65414

$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(51.02, 51.82, 53.05, 54.46, 56.87, 51.06,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/fisher/rcomp/tmp/5ftof1381930586.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,] -0.02 -0.16 0.04 0.06 -0.010    0 0.00 -0.030 0.010 -0.010 -0.05     0
[2,] -0.01 -0.07 0.04 0.11 -0.010    0 0.00 -0.020 0.160 -0.010  0.00     0
[3,]  0.01  0.05 0.09 0.20  0.015    0 0.01  0.095 0.195  0.145  0.04     0
[4,]  0.04  0.18 0.33 0.36  0.050    0 0.02  0.200 0.270  0.310  0.07     0
[5,]  0.04  0.22 0.61 0.49  0.060    0 0.04  0.250 0.340  0.420  0.08     0

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

$conf
            [,1]       [,2]        [,3]       [,4]        [,5] [,6]
[1,] -0.02225161 -0.1112581 -0.09705937 0.03874193 -0.02370194    0
[2,]  0.04225161  0.2112581  0.27705937 0.36125807  0.05370194    0
             [,7]        [,8]      [,9]       [,10]        [,11] [,12]
[1,] -0.002900646 -0.04690711 0.1240464 -0.06141034 -0.005152261     0
[2,]  0.022900646  0.23690711 0.2659536  0.35141034  0.085152261     0

$out
[1] 0.23

$group
[1] 1

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

Warning message:
In bxp(list(stats = c(-0.0200000000000031, -0.00999999999999801,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/fisher/rcomp/tmp/6wtq31381930586.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]  [,6] [,7]
[1,] 50.900 51.82 52.650 53.420 54.460 56.80   NA
[2,] 51.145 51.92 52.710 53.645 55.215 56.88   NA
[3,] 51.300 52.27 52.830 54.045 56.070 57.03   NA
[4,] 51.465 52.60 52.965 54.230 56.370 57.15   NA
[5,] 51.820 52.73 53.090 54.460 56.870 57.31   NA

$n
[1] 12 12 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4]    [,5]     [,6] [,7]
[1,] 51.15405 51.95985 52.71369 53.77818 55.5432 56.90685   NA
[2,] 51.44595 52.58015 52.94631 54.31182 56.5968 57.15315   NA

$out
[1] 53.40 53.43

$group
[1] 3 3

$names
[1] "1" "2" "3" "4" "5" "6" NA 

Warning message:
In bxp(list(stats = c(50.9, 51.145, 51.3, 51.465, 51.82, 51.82,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/fisher/rcomp/tmp/7juww1381930586.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,] 53.37833 53.0350 53.11750
[2,] 53.56667 53.1775 53.47000
[3,] 53.92333 53.4350 53.98625
[4,] 54.13250 53.6000 54.27188
[5,] 54.42667 53.9450 54.56875

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 53.66525 53.24229 53.62051
[2,] 54.18141 53.62771 54.35199

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(53.3783333333333, 53.5666666666667, 53.9233333333333,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1vto71381930586.ps tmp/1vto71381930586.png",intern=TRUE))
character(0)
> try(system("convert tmp/2ez9k1381930586.ps tmp/2ez9k1381930586.png",intern=TRUE))
character(0)
> try(system("convert tmp/3v5fa1381930586.ps tmp/3v5fa1381930586.png",intern=TRUE))
character(0)
> try(system("convert tmp/4yh2m1381930586.ps tmp/4yh2m1381930586.png",intern=TRUE))
character(0)
> try(system("convert tmp/5ftof1381930586.ps tmp/5ftof1381930586.png",intern=TRUE))
character(0)
> try(system("convert tmp/6wtq31381930586.ps tmp/6wtq31381930586.png",intern=TRUE))
character(0)
> try(system("convert tmp/7juww1381930586.ps tmp/7juww1381930586.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  3.135   0.562   3.689