R version 2.15.1 (2012-06-22) -- "Roasted Marshmallows"
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(23.15,23.18,23.32,23.37,23.43,23.65,23.76,23.81,23.85,23.83,23.85,23.71,23.74,23.87,24.13,24.23,24.27,24.41,24.39,24.34,24.31,24.34,24.41,24.39,24.54,24.9,25.63,26.7,27.12,27.68,27.84,27.84,27.77,27.8,27.82,27.72,27.87,27.83,28.07,28.05,28.15,28.3,28.41,28.43,28.43,28.29,28.19,27.53,27.92,27.98,27.92,27.89,27.95,28.02,27.97,27.81,27.78,27.56,27.52,27.18,27.18,27.26,27.38,27.31,27.43,27.4,27.32,27.31,27.34,27.3,27.3,26.94)
> 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,] 23.15 23.74 24.54 27.87 27.92 27.18   NA
 [2,] 23.18 23.87 24.90 27.83 27.98 27.26   NA
 [3,] 23.32 24.13 25.63 28.07 27.92 27.38   NA
 [4,] 23.37 24.23 26.70 28.05 27.89 27.31   NA
 [5,] 23.43 24.27 27.12 28.15 27.95 27.43   NA
 [6,] 23.65 24.41 27.68 28.30 28.02 27.40   NA
 [7,] 23.76 24.39 27.84 28.41 27.97 27.32   NA
 [8,] 23.81 24.34 27.84 28.43 27.81 27.31   NA
 [9,] 23.85 24.31 27.77 28.43 27.78 27.34   NA
[10,] 23.83 24.34 27.80 28.29 27.56 27.30   NA
[11,] 23.85 24.41 27.82 28.19 27.52 27.30   NA
[12,] 23.71 24.39 27.72 27.53 27.18 26.94   NA
> darr
       [,1]  [,2]  [,3]  [,4]  [,5]  [,6] [,7]
 [1,]  0.03  0.13  0.36 -0.04  0.06  0.08   NA
 [2,]  0.14  0.26  0.73  0.24 -0.06  0.12   NA
 [3,]  0.05  0.10  1.07 -0.02 -0.03 -0.07   NA
 [4,]  0.06  0.04  0.42  0.10  0.06  0.12   NA
 [5,]  0.22  0.14  0.56  0.15  0.07 -0.03   NA
 [6,]  0.11 -0.02  0.16  0.11 -0.05 -0.08   NA
 [7,]  0.05 -0.05  0.00  0.02 -0.16 -0.01   NA
 [8,]  0.04 -0.03 -0.07  0.00 -0.03  0.03   NA
 [9,] -0.02  0.03  0.03 -0.14 -0.22 -0.04   NA
[10,]  0.02  0.07  0.02 -0.10 -0.04  0.00   NA
[11,] -0.14 -0.02 -0.10 -0.66 -0.34 -0.36   NA
[12,]  0.03  0.15  0.15  0.39  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/wessaorg/rcomp/tmp/1846j1350285924.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/2unv91350285924.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/3bw321350285924.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/4icem1350285924.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,] 23.15 23.18 23.320 23.370 23.430 23.65 23.76 23.81 23.850 23.83 23.85
[2,] 23.74 23.87 24.130 24.230 24.270 24.41 24.39 24.34 24.310 24.34 24.41
[3,] 25.86 26.08 26.505 27.005 27.275 27.54 27.58 27.56 27.555 27.43 27.41
[4,] 27.87 27.83 27.920 27.890 27.950 28.02 27.97 27.84 27.780 27.80 27.82
[5,] 27.92 27.98 28.070 28.050 28.150 28.30 28.41 28.43 28.430 28.29 28.19
     [,12]
[1,] 23.71
[2,] 24.39
[3,] 27.06
[4,] 27.53
[5,] 27.72

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 23.19602 23.52567 24.06033 24.64418 24.90128 25.21143 25.27078 25.30239
[2,] 28.52398 28.63433 28.94967 29.36582 29.64872 29.86857 29.88922 29.81761
         [,9]    [,10]    [,11]   [,12]
[1,] 25.31674 25.19819 25.21044 25.0346
[2,] 29.79326 29.66181 29.60956 29.0854

$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(23.15, 23.74, 25.86, 27.87, 27.92, 23.18,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5x6ja1350285924.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]
[1,] -0.04 -0.06 -0.070 0.04 -0.030 -0.080 -0.050 -0.070 -0.22 -0.10 -0.66
[2,]  0.03  0.12 -0.030 0.06  0.070 -0.050 -0.050 -0.030 -0.14 -0.04 -0.36
[3,]  0.07  0.19  0.015 0.08  0.145  0.045 -0.005 -0.015 -0.03  0.01 -0.24
[4,]  0.13  0.26  0.100 0.12  0.220  0.110  0.020  0.030  0.03  0.02 -0.10
[5,]  0.13  0.26  0.100 0.12  0.220  0.160  0.050  0.040  0.03  0.07 -0.02
     [,12]
[1,]  0.00
[2,]  0.03
[3,]  0.15
[4,]  0.15
[5,]  0.15

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

$conf
           [,1]       [,2]       [,3]       [,4]       [,5]        [,6]
[1,] 0.00549677 0.09969548 -0.0688542 0.04129806 0.04824516 -0.05820517
[2,] 0.13450323 0.28030452  0.0988542 0.11870194 0.24175484  0.14820517
            [,7]        [,8]        [,9]       [,10]      [,11]     [,12]
[1,] -0.05015226 -0.05370194 -0.13965549 -0.02870194 -0.4077084 0.0652083
[2,]  0.04015226  0.02370194  0.07965549  0.04870194 -0.0722916 0.2347917

$out
[1]  0.36  0.73  1.07  0.42  0.56 -0.16  0.39

$group
[1]  1  2  3  4  5  7 12

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

Warning message:
In bxp(list(stats = c(-0.0400000000000027, 0.0300000000000011, 0.0700000000000003,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6uga61350285924.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,] 23.150 23.870 24.540 27.530 27.520 27.18   NA
[2,] 23.345 24.180 26.165 27.960 27.670 27.28   NA
[3,] 23.680 24.325 27.700 28.170 27.905 27.31   NA
[4,] 23.820 24.390 27.810 28.355 27.960 27.36   NA
[5,] 23.850 24.410 27.840 28.430 28.020 27.43   NA

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

$conf
         [,1]     [,2]    [,3]     [,4]     [,5]     [,6] [,7]
[1,] 23.46335 24.22922 26.9497 27.98984 27.77273 27.27351   NA
[2,] 23.89665 24.42078 28.4503 28.35016 28.03727 27.34649   NA

$out
[1] 23.74 27.18 26.94

$group
[1] 2 5 6

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

Warning message:
In bxp(list(stats = c(23.15, 23.345, 23.68, 23.82, 23.85, 23.87,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/73i411350285924.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,] 25.73333 25.8600 25.81875
[2,] 26.16000 26.7550 26.19000
[3,] 26.45333 27.3425 26.40563
[4,] 26.57833 27.5475 26.44812
[5,] 26.61500 27.5800 26.54625

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 26.26253 26.98104 26.28789
[2,] 26.64414 27.70396 26.52336

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(25.7333333333333, 26.16, 26.4533333333333,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1846j1350285924.ps tmp/1846j1350285924.png",intern=TRUE))
character(0)
> try(system("convert tmp/2unv91350285924.ps tmp/2unv91350285924.png",intern=TRUE))
character(0)
> try(system("convert tmp/3bw321350285924.ps tmp/3bw321350285924.png",intern=TRUE))
character(0)
> try(system("convert tmp/4icem1350285924.ps tmp/4icem1350285924.png",intern=TRUE))
character(0)
> try(system("convert tmp/5x6ja1350285924.ps tmp/5x6ja1350285924.png",intern=TRUE))
character(0)
> try(system("convert tmp/6uga61350285924.ps tmp/6uga61350285924.png",intern=TRUE))
character(0)
> try(system("convert tmp/73i411350285924.ps tmp/73i411350285924.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  3.293   0.640   3.932