R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(15.579,16.348,15.928,16.171,15.937,15.713,15.594,15.683,16.438,17.032,17.696,17.745,19.394,20.148,20.108,18.584,18.441,18.391,19.178,18.079,18.483,19.644,19.195,19.650,20.830,23.595,22.937,21.814,21.928,21.777,21.383,21.467,22.052,22.680,24.320,24.977,25.204,25.739,26.434,27.525,30.695,32.436,30.160,30.236,31.293,31.077,32.226,33.865,32.810,32.242,32.700,32.819,33.947,34.148,35.261,39.506,41.591,39.148,41.216,40.225,41.126,42.362,40.740,40.256,39.804,41.002,41.702,42.254,43.605,43.271,43.221,41.373,40.435,39.217,39.457,36.710,34.977,32.729,31.584,32.510,32.565,30.988,30.383,28.673)
> 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] 84
> (np <- floor(n / par1))
[1] 7
> 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] 7 7 7 7 7 7 7 7 7 7 7 7
> arr
        [,1]   [,2]   [,3]   [,4]   [,5]   [,6]   [,7] [,8]
 [1,] 15.579 19.394 20.830 25.204 32.810 41.126 40.435   NA
 [2,] 16.348 20.148 23.595 25.739 32.242 42.362 39.217   NA
 [3,] 15.928 20.108 22.937 26.434 32.700 40.740 39.457   NA
 [4,] 16.171 18.584 21.814 27.525 32.819 40.256 36.710   NA
 [5,] 15.937 18.441 21.928 30.695 33.947 39.804 34.977   NA
 [6,] 15.713 18.391 21.777 32.436 34.148 41.002 32.729   NA
 [7,] 15.594 19.178 21.383 30.160 35.261 41.702 31.584   NA
 [8,] 15.683 18.079 21.467 30.236 39.506 42.254 32.510   NA
 [9,] 16.438 18.483 22.052 31.293 41.591 43.605 32.565   NA
[10,] 17.032 19.644 22.680 31.077 39.148 43.271 30.988   NA
[11,] 17.696 19.195 24.320 32.226 41.216 43.221 30.383   NA
[12,] 17.745 19.650 24.977 33.865 40.225 41.373 28.673   NA
> darr
        [,1]   [,2]   [,3]   [,4]   [,5]   [,6]   [,7] [,8]
 [1,]  0.769  0.754  2.765  0.535 -0.568  1.236 -1.218   NA
 [2,] -0.420 -0.040 -0.658  0.695  0.458 -1.622  0.240   NA
 [3,]  0.243 -1.524 -1.123  1.091  0.119 -0.484 -2.747   NA
 [4,] -0.234 -0.143  0.114  3.170  1.128 -0.452 -1.733   NA
 [5,] -0.224 -0.050 -0.151  1.741  0.201  1.198 -2.248   NA
 [6,] -0.119  0.787 -0.394 -2.276  1.113  0.700 -1.145   NA
 [7,]  0.089 -1.099  0.084  0.076  4.245  0.552  0.926   NA
 [8,]  0.755  0.404  0.585  1.057  2.085  1.351  0.055   NA
 [9,]  0.594  1.161  0.628 -0.216 -2.443 -0.334 -1.577   NA
[10,]  0.664 -0.449  1.640  1.149  2.068 -0.050 -0.605   NA
[11,]  0.049  0.455  0.657  1.639 -0.991 -1.848 -1.710   NA
[12,]  1.649  1.180  0.227 -1.055  0.901 -0.938     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/wessaorg/rcomp/tmp/1sb5v1413722687.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/2x9xf1413722687.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/3o81y1413722687.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/48iw41413722687.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]
[1,] 15.5790 16.3480 15.9280 16.1710 15.9370 15.7130 15.5940 15.683 16.4380
[2,] 20.1120 21.8715 21.5225 20.1990 20.1845 20.0840 20.2805 19.773 20.2675
[3,] 25.2040 25.7390 26.4340 27.5250 30.6950 32.4360 30.1600 30.236 31.2930
[4,] 36.6225 35.7295 36.0785 34.7645 34.4620 33.4385 33.4225 36.008 37.0780
[5,] 41.1260 42.3620 40.7400 40.2560 39.8040 41.0020 41.7020 42.254 43.6050
       [,10]   [,11]   [,12]
[1,] 17.0320 17.6960 17.7450
[2,] 21.1620 21.7575 22.3135
[3,] 30.9880 30.3830 28.6730
[4,] 35.1125 36.7210 37.0450
[5,] 43.2710 43.2210 41.3730

$n
 [1] 7 7 7 7 7 7 7 7 7 7 7 7

$conf
        [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 15.3442 17.46323 17.74139 18.82672 22.16871 24.46091 22.31181 20.54072
[2,] 35.0638 34.01477 35.12661 36.22328 39.22129 40.41109 38.00819 39.93128
         [,9]    [,10]    [,11]    [,12]
[1,] 21.25404 22.65699 21.44704 19.87559
[2,] 41.33196 39.31901 39.31896 37.47041

$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(15.579, 20.112, 25.204, 36.6225, 41.126, 16.348,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5kbyy1413722687.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]
[1,] -1.2180 -1.622 -2.7470 -1.733 -0.2240 -2.2760 0.076 0.0550 -2.4430 -0.6050
[2,] -0.0165 -0.539 -1.3235 -0.343 -0.1875 -0.7695 0.080 0.4945 -0.9555 -0.2495
[3,]  0.7540 -0.040 -0.4840 -0.143 -0.0500 -0.1190 0.089 0.7550 -0.2160  0.6640
[4,]  1.0025  0.349  0.1810  0.621  0.6995  0.7435 0.739 1.2040  0.6110  1.3945
[5,]  1.2360  0.695  1.0910  1.128  1.7410  1.1130 0.926 2.0850  1.1610  2.0680
       [,11]  [,12]
[1,] -1.8480 -1.055
[2,] -1.3505 -0.938
[3,]  0.0490  0.564
[4,]  0.5560  1.180
[5,]  1.6390  1.649

$n
 [1] 7 7 7 7 7 7 7 7 7 7 7 6

$conf
          [,1]       [,2]       [,3]       [,4]       [,5]       [,6]
[1,] 0.1454696 -0.5702993 -1.3824631 -0.7186852 -0.5797021 -1.0225392
[2,] 1.3625304  0.4902993  0.4144631  0.4326852  0.4797021  0.7845392
           [,7]     [,8]       [,9]      [,10]     [,11]      [,12]
[1,] -0.3045442 0.331298 -1.1514885 -0.3177703 -1.089531 -0.8021784
[2,]  0.4825442 1.178702  0.7194885  1.6457703  1.187531  1.9301784

$out
[1]  2.765  3.170 -2.248 -1.099  4.245

$group
[1] 1 4 5 7 7

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

Warning message:
In bxp(list(stats = c(-1.218, -0.0165000000000024, 0.754000000000001,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/68gig1413722687.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] [,8]
[1,] 15.579 18.0790 20.830 25.2040 32.2420 39.8040 28.6730   NA
[2,] 15.698 18.4620 21.622 26.9795 32.8145 40.8710 31.2860   NA
[3,] 16.054 19.1865 21.990 30.4655 34.7045 41.5375 32.6470   NA
[4,] 16.735 19.6470 23.266 31.7595 39.8655 42.7915 37.9635   NA
[5,] 17.745 20.1480 24.977 33.8650 41.5910 43.6050 40.4350   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7] [,8]
[1,] 15.58102 18.64601 21.24016 28.28531 31.48849 40.66155 29.60135   NA
[2,] 16.52698 19.72699 22.73984 32.64569 37.92051 42.41345 35.69265   NA

$out
numeric(0)

$group
numeric(0)

$names
[1] "1" "2" "3" "4" "5" "6" "7" NA 

Warning message:
In bxp(list(stats = c(15.579, 15.698, 16.054, 16.735, 17.745, 18.079,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/7b88g1413722687.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,] 27.69700 25.2040 26.76125
[2,] 27.93621 26.9795 27.40250
[3,] 28.42536 30.1980 28.25225
[4,] 29.27621 30.8415 28.80050
[5,] 29.75100 32.4360 29.67925

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 27.81417 28.43652 27.61461
[2,] 29.03654 31.95948 28.88989

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(27.697, 27.9362142857143, 28.4253571428571,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1sb5v1413722687.ps tmp/1sb5v1413722687.png",intern=TRUE))
character(0)
> try(system("convert tmp/2x9xf1413722687.ps tmp/2x9xf1413722687.png",intern=TRUE))
character(0)
> try(system("convert tmp/3o81y1413722687.ps tmp/3o81y1413722687.png",intern=TRUE))
character(0)
> try(system("convert tmp/48iw41413722687.ps tmp/48iw41413722687.png",intern=TRUE))
character(0)
> try(system("convert tmp/5kbyy1413722687.ps tmp/5kbyy1413722687.png",intern=TRUE))
character(0)
> try(system("convert tmp/68gig1413722687.ps tmp/68gig1413722687.png",intern=TRUE))
character(0)
> try(system("convert tmp/7b88g1413722687.ps tmp/7b88g1413722687.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.509   0.375   2.916