R version 3.2.3 (2015-12-10) -- "Wooden Christmas-Tree"
Copyright (C) 2015 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> x <- c(99.2,99.1,99.1,99.1,99.1,99.1,99.9,100,100,101.3,102,102,102.4,103,103,103.6,103.6,103.6,103.6,103.6,103.9,104,104,104,104.9,105.1,105.2,105.5,105.7,105.7,105.7,105.7,105.7,105.8,105.8,105.8,106.6,107,107.2,107.3,107.3,107.3,107.4,107.4,107.4,107.4,107.5,107.5,105,105.2,105.2,105.3,105.3,105.3,105.3,105.3,105.3,105.3,106.1,106.1)
> par1 = '12'
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 60
> (np <- floor(n / par1))
[1] 5
> 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] 5 5 5 5 5 5 5 5 5 5 5 5
> arr
       [,1]  [,2]  [,3]  [,4]  [,5] [,6]
 [1,]  99.2 102.4 104.9 106.6 105.0   NA
 [2,]  99.1 103.0 105.1 107.0 105.2   NA
 [3,]  99.1 103.0 105.2 107.2 105.2   NA
 [4,]  99.1 103.6 105.5 107.3 105.3   NA
 [5,]  99.1 103.6 105.7 107.3 105.3   NA
 [6,]  99.1 103.6 105.7 107.3 105.3   NA
 [7,]  99.9 103.6 105.7 107.4 105.3   NA
 [8,] 100.0 103.6 105.7 107.4 105.3   NA
 [9,] 100.0 103.9 105.7 107.4 105.3   NA
[10,] 101.3 104.0 105.8 107.4 105.3   NA
[11,] 102.0 104.0 105.8 107.5 106.1   NA
[12,] 102.0 104.0 105.8 107.5 106.1   NA
> darr
      [,1] [,2] [,3] [,4] [,5] [,6]
 [1,] -0.1  0.6  0.2  0.4  0.2   NA
 [2,]  0.0  0.0  0.1  0.2  0.0   NA
 [3,]  0.0  0.6  0.3  0.1  0.1   NA
 [4,]  0.0  0.0  0.2  0.0  0.0   NA
 [5,]  0.0  0.0  0.0  0.0  0.0   NA
 [6,]  0.8  0.0  0.0  0.1  0.0   NA
 [7,]  0.1  0.0  0.0  0.0  0.0   NA
 [8,]  0.0  0.3  0.0  0.0  0.0   NA
 [9,]  1.3  0.1  0.1  0.0  0.0   NA
[10,]  0.7  0.0  0.0  0.1  0.8   NA
[11,]  0.0  0.0  0.0  0.0  0.0   NA
[12,]  0.4  0.9  0.8 -2.5   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/1x5a81452264896.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/2p7il1452264896.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/39as31452264896.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/4dosj1452264896.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] [,12]
[1,]  99.2 103.0 103.0 103.6 103.6 103.6 103.6 103.6 103.9 104.0 102.0 102.0
[2,] 102.4 103.0 103.0 103.6 103.6 103.6 103.6 103.6 103.9 104.0 104.0 104.0
[3,] 104.9 105.1 105.2 105.3 105.3 105.3 105.3 105.3 105.3 105.3 105.8 105.8
[4,] 105.0 105.2 105.2 105.5 105.7 105.7 105.7 105.7 105.7 105.8 106.1 106.1
[5,] 106.6 107.0 107.2 107.3 107.3 107.3 107.4 107.4 107.4 107.4 107.5 107.5

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

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 103.0628 103.5455 103.6455 103.9575 103.8161 103.8161 103.8161 103.8161
[2,] 106.7372 106.6545 106.7545 106.6425 106.7839 106.7839 106.7839 106.7839
         [,9]    [,10]    [,11]    [,12]
[1,] 104.0281 104.0281 104.3161 104.3161
[2,] 106.5719 106.5719 107.2839 107.2839

$out
[1]  99.1  99.1  99.1  99.1  99.1  99.9 100.0 100.0 101.3

$group
[1]  2  3  4  5  6  7  8  9 10

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

Warning message:
In bxp(list(stats = c(99.2, 102.4, 104.9, 105, 106.6, 103, 103,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5wuci1452264896.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,] -0.1  0.0  0.0    0    0  0.0    0    0  0.0   0.0     0 -2.50
[2,]  0.2  0.0  0.1    0    0  0.0    0    0  0.0   0.0     0 -1.05
[3,]  0.2  0.0  0.1    0    0  0.0    0    0  0.1   0.1     0  0.60
[4,]  0.4  0.1  0.3    0    0  0.1    0    0  0.1   0.7     0  0.85
[5,]  0.6  0.2  0.6    0    0  0.1    0    0  0.1   0.8     0  0.90

$n
 [1] 5 5 5 5 5 5 5 5 5 5 5 4

$conf
          [,1]        [,2]       [,3] [,4] [,5]        [,6] [,7] [,8]
[1,] 0.0586805 -0.07065975 -0.0413195    0    0 -0.07065975    0    0
[2,] 0.3413195  0.07065975  0.2413195    0    0  0.07065975    0    0
           [,9]      [,10] [,11]  [,12]
[1,] 0.02934025 -0.3946182     0 -0.901
[2,] 0.17065975  0.5946182     0  2.101

$out
[1] 0.2 0.8 0.1 0.3 1.3

$group
[1] 4 6 7 8 9

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

Warning message:
In bxp(list(stats = c(-0.100000000000009, 0.199999999999989, 0.200000000000003,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6u4ob1452264896.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]
[1,]  99.10 102.40 104.90 107.20 105.20   NA
[2,]  99.10 103.30 105.35 107.25 105.25   NA
[3,]  99.55 103.60 105.70 107.35 105.30   NA
[4,] 100.65 103.95 105.75 107.40 105.30   NA
[5,] 102.00 104.00 105.80 107.50 105.30   NA

$n
[1] 12 12 12 12 12  0

$conf
          [,1]     [,2]     [,3]     [,4]     [,5] [,6]
[1,]  98.84303 103.3035 105.5176 107.2816 105.2772   NA
[2,] 100.25697 103.8965 105.8824 107.4184 105.3228   NA

$out
[1] 106.6 107.0 105.0 106.1 106.1

$group
[1] 4 4 5 5 5

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

Warning message:
In bxp(list(stats = c(99.1, 99.1, 99.55, 100.65, 102, 102.4, 103.3,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/7u7sc1452264896.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,] 103.62 105.20 103.700
[2,] 104.05 105.25 104.325
[3,] 104.29 105.30 104.650
[4,] 104.61 105.30 104.850
[5,] 105.08 105.30 105.050

$n
[1] 12 12 12

$conf
         [,1]     [,2]     [,3]
[1,] 104.0346 105.2772 104.4105
[2,] 104.5454 105.3228 104.8895

$out
[1] 104.9 105.1 105.8 105.8

$group
[1] 2 2 2 2

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

Warning message:
In bxp(list(stats = c(103.62, 104.05, 104.29, 104.61, 105.08, 105.2,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1x5a81452264896.ps tmp/1x5a81452264896.png",intern=TRUE))
character(0)
> try(system("convert tmp/2p7il1452264896.ps tmp/2p7il1452264896.png",intern=TRUE))
character(0)
> try(system("convert tmp/39as31452264896.ps tmp/39as31452264896.png",intern=TRUE))
character(0)
> try(system("convert tmp/4dosj1452264896.ps tmp/4dosj1452264896.png",intern=TRUE))
character(0)
> try(system("convert tmp/5wuci1452264896.ps tmp/5wuci1452264896.png",intern=TRUE))
character(0)
> try(system("convert tmp/6u4ob1452264896.ps tmp/6u4ob1452264896.png",intern=TRUE))
character(0)
> try(system("convert tmp/7u7sc1452264896.ps tmp/7u7sc1452264896.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  2.749   0.532   3.305