R version 2.7.0 (2008-04-22)
Copyright (C) 2008 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> x <- c(38,38,37.93,38,38.02,38.02,38.02,37.96,37.96,37.99,38,38,38,38.01,38.06,38.02,38.05,38.05,38.05,38.05,38.03,37.98,38.03,38.04,38.04,38.08,38.14,38.37,38.49,38.55,38.55,38.55,38.48,38.51,38.48,38.48,38.48,38.43,38.43,38.45,38.48,38.47,38.47,38.42,38.55,38.56,38.57,38.57,38.57,38.57,38.62,38.73,38.74,38.68,38.69,38.69,38.61,38.77,38.78,38.81,38.81,38.81,38.76,38.93,38.95,38.97,38.97,38.96,38.92,38.95,38.95,38.97,38.97,39.05,39.08,38.83,38.86,38.87,38.87,38.75,38.86,38.93,38.96,38.95)
> par1 = '12'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 84
> (np <- floor(n / par1))
[1] 7
> 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] 7 7 7 7 7 7 7 7 7 7 7 7
> arr
       [,1]  [,2]  [,3]  [,4]  [,5]  [,6]  [,7] [,8]
 [1,] 38.00 38.00 38.04 38.48 38.57 38.81 38.97   NA
 [2,] 38.00 38.01 38.08 38.43 38.57 38.81 39.05   NA
 [3,] 37.93 38.06 38.14 38.43 38.62 38.76 39.08   NA
 [4,] 38.00 38.02 38.37 38.45 38.73 38.93 38.83   NA
 [5,] 38.02 38.05 38.49 38.48 38.74 38.95 38.86   NA
 [6,] 38.02 38.05 38.55 38.47 38.68 38.97 38.87   NA
 [7,] 38.02 38.05 38.55 38.47 38.69 38.97 38.87   NA
 [8,] 37.96 38.05 38.55 38.42 38.69 38.96 38.75   NA
 [9,] 37.96 38.03 38.48 38.55 38.61 38.92 38.86   NA
[10,] 37.99 37.98 38.51 38.56 38.77 38.95 38.93   NA
[11,] 38.00 38.03 38.48 38.57 38.78 38.95 38.96   NA
[12,] 38.00 38.04 38.48 38.57 38.81 38.97 38.95   NA
> arr.sd <- array(NA,dim=par1)
> arr.range <- array(NA,dim=par1)
> arr.iqr <- array(NA,dim=par1)
> for (j in 1:par1)
+ {
+ arr.sd[j] <- sqrt(var(arr[j,],na.rm=TRUE))
+ arr.range[j] <- max(arr[j,],na.rm=TRUE) - min(arr[j,],na.rm=TRUE)
+ arr.iqr[j] <- quantile(arr[j,],0.75,na.rm=TRUE) - quantile(arr[j,],0.25,na.rm=TRUE)
+ }
> overall.sd <- sqrt(var(x))
> overall.range <- max(x) - min(x)
> overall.iqr <- quantile(x,0.75) - quantile(x,0.25)
> postscript(file="/var/www/html/rcomp/tmp/1spfy1212152867.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.sd,type='b',ylab='S.D.',main='Standard Deviation Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.sd,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/2vyk81212152867.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.range,type='b',ylab='range',main='Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.range,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/3f1pr1212152867.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.iqr,type='b',ylab='IQR',main='Interquartile Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.iqr,0)
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/4fxbt1212152867.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]
[1,] 38.00 38.000 37.93 38.000 38.020 38.020 38.02 37.960 37.960 37.98 38.000
[2,] 38.02 38.045 38.10 38.195 38.265 38.260 38.26 38.235 38.255 38.25 38.255
[3,] 38.48 38.430 38.43 38.450 38.490 38.550 38.55 38.550 38.550 38.56 38.570
[4,] 38.69 38.690 38.69 38.780 38.800 38.775 38.78 38.720 38.735 38.85 38.865
[5,] 38.97 39.050 39.08 38.930 38.950 38.970 38.97 38.960 38.920 38.95 38.960
     [,12]
[1,] 38.00
[2,] 38.26
[3,] 38.57
[4,] 38.88
[5,] 38.97

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 38.07989 38.04482 38.07766 38.10065 38.17051 38.24245 38.23946 38.26037
[2,] 38.88011 38.81518 38.78234 38.79935 38.80949 38.85755 38.86054 38.83963
         [,9]    [,10]    [,11]    [,12]
[1,] 38.26335 38.20169 38.20572 38.19975
[2,] 38.83665 38.91831 38.93428 38.94025

$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(38, 38.02, 38.48, 38.69, 38.97, 38, 38.045,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/5q7v41212152867.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] [,8]
[1,] 37.930 37.980 38.040 38.420 38.570 38.760 38.750   NA
[2,] 37.975 38.015 38.255 38.440 38.615 38.865 38.860   NA
[3,] 38.000 38.035 38.480 38.475 38.690 38.950 38.900   NA
[4,] 38.010 38.050 38.530 38.555 38.755 38.965 38.965   NA
[5,] 38.020 38.060 38.550 38.570 38.810 38.970 39.080   NA

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7] [,8]
[1,] 37.98404 38.01904 38.35457 38.42255 38.62615 38.90439 38.85211   NA
[2,] 38.01596 38.05096 38.60543 38.52745 38.75385 38.99561 38.94789   NA

$out
numeric(0)

$group
numeric(0)

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

Warning message:
In bxp(list(stats = c(37.93, 37.975, 38, 38.01, 38.02, 37.98, 38.015,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/www/html/rcomp/tmp/624rp1212152867.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(cbind(arr.sd,arr.range,arr.iqr))
> names(z) <- list('S.D.','Range','IQR')
> (boxplot(z,notch=TRUE,col='grey',ylab='Overall Variability',main='Notched Box Plots'))
$stats
          [,1]  [,2]   [,3]
[1,] 0.3676826 0.930 0.4800
[2,] 0.3711371 0.950 0.5175
[3,] 0.3871681 0.965 0.5875
[4,] 0.4048173 0.985 0.6150
[5,] 0.4160300 1.000 0.6700

$n
[1] 12 12 12

$conf
          [,1]      [,2]      [,3]
[1,] 0.3718063 0.9490363 0.5430296
[2,] 0.4025299 0.9809637 0.6319704

$out
[1] 1.05 1.15

$group
[1] 2 2

$names
[1] "S.D."  "Range" "IQR"  

Warning message:
In bxp(list(stats = c(0.36768257531528, 0.371137055383782, 0.387168111559886,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> system("convert tmp/1spfy1212152867.ps tmp/1spfy1212152867.png")
> system("convert tmp/2vyk81212152867.ps tmp/2vyk81212152867.png")
> system("convert tmp/3f1pr1212152867.ps tmp/3f1pr1212152867.png")
> system("convert tmp/4fxbt1212152867.ps tmp/4fxbt1212152867.png")
> system("convert tmp/5q7v41212152867.ps tmp/5q7v41212152867.png")
> system("convert tmp/624rp1212152867.ps tmp/624rp1212152867.png")
> 
> 
> proc.time()
   user  system elapsed 
  2.323   1.356   2.531