R version 2.7.2 (2008-08-25)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(467,460,448,443,436,431,484,510,513,503,471,471,476,475,470,461,455,456,517,525,523,519,509,512,519,517,510,509,501,507,569,580,578,565,547,555,562,561,555,544,537,543,594,611,613,611,594,595,591,589,584,573,567,569,621,629,628,612,595,597,593,590,580,574,573,573,620,626,620,588,566,557)
> par1 = '12'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: Wessa P., (2007), Mean Plot (v1.0.1) 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
> #Technical description: Write here your technical program description
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 72
> (np <- floor(n / par1))
[1] 6
> arr <- array(NA,dim=c(par1,np+1))
> ari <- array(0,dim=par1)
> j <- 0
> for (i in 1:n)
+ {
+ j = j + 1
+ ari[j] = ari[j] + 1
+ arr[j,ari[j]] <- x[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,]  467  476  519  562  591  593   NA
 [2,]  460  475  517  561  589  590   NA
 [3,]  448  470  510  555  584  580   NA
 [4,]  443  461  509  544  573  574   NA
 [5,]  436  455  501  537  567  573   NA
 [6,]  431  456  507  543  569  573   NA
 [7,]  484  517  569  594  621  620   NA
 [8,]  510  525  580  611  629  626   NA
 [9,]  513  523  578  613  628  620   NA
[10,]  503  519  565  611  612  588   NA
[11,]  471  509  547  594  595  566   NA
[12,]  471  512  555  595  597  557   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/www/html/freestat/rcomp/tmp/1awu01225629051.ps",horizontal=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/www/html/freestat/rcomp/tmp/26tqj1225629051.ps",horizontal=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/www/html/freestat/rcomp/tmp/3wbi21225629051.ps",horizontal=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/www/html/freestat/rcomp/tmp/4rvh91225629051.ps",horizontal=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,] 467.0  460 448.0 443.0  436  431 484.0 510.0 513.0 503.0 471.0   471
[2,] 476.0  475 470.0 461.0  455  456 517.0 525.0 523.0 519.0 509.0   512
[3,] 540.5  539 532.5 526.5  519  525 581.5 595.5 595.5 576.5 556.5   556
[4,] 591.0  589 580.0 573.0  567  569 620.0 626.0 620.0 611.0 594.0   595
[5,] 593.0  590 584.0 574.0  573  573 621.0 629.0 628.0 612.0 595.0   597

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 466.3213 465.4663 461.5464 454.2564 446.7564 452.1114 515.0617 530.3517
[2,] 614.6787 612.5337 603.4536 598.7436 591.2436 597.8886 647.9383 660.6483
         [,9]   [,10]    [,11]    [,12]
[1,] 532.9319 517.157 501.6723 502.4623
[2,] 658.0681 635.843 611.3277 609.5377

$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(467, 476, 540.5, 591, 593, 460, 475, 539,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/5bt0j1225629051.ps",horizontal=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,] 431.0 455.0 501.0 537.0 567.0 557.0   NA
[2,] 445.5 465.5 509.5 549.5 578.5 573.0   NA
[3,] 469.0 492.5 533.0 578.0 593.0 584.0   NA
[4,] 493.5 518.0 567.0 603.0 616.5 606.5   NA
[5,] 513.0 525.0 580.0 613.0 629.0 626.0   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]    [,5]     [,6] [,7]
[1,] 447.1069 468.5544 506.7739 553.5983 575.668 568.7204   NA
[2,] 490.8931 516.4456 559.2261 602.4017 610.332 599.2796   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(431, 445.5, 469, 493.5, 513, 455, 465.5, 492.5,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/freestat/rcomp/tmp/6t97k1225629051.ps",horizontal=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,] 511.5000 519.00 513.0000
[2,] 520.9167 529.50 523.1250
[3,] 540.8333 548.25 544.0000
[4,] 566.9167 579.00 569.8125
[5,] 580.1667 595.50 580.5000

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 519.8524 525.6727 522.7055
[2,] 561.8142 570.8273 565.2945

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(511.5, 520.916666666667, 540.833333333333,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1awu01225629051.ps tmp/1awu01225629051.png")
> system("convert tmp/26tqj1225629051.ps tmp/26tqj1225629051.png")
> system("convert tmp/3wbi21225629051.ps tmp/3wbi21225629051.png")
> system("convert tmp/4rvh91225629051.ps tmp/4rvh91225629051.png")
> system("convert tmp/5bt0j1225629051.ps tmp/5bt0j1225629051.png")
> system("convert tmp/6t97k1225629051.ps tmp/6t97k1225629051.png")
> 
> 
> proc.time()
   user  system elapsed 
  1.928   1.251   2.133