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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_variancereduction.wasp
Title produced by softwareVariance Reduction Matrix
Date of computationFri, 10 Dec 2010 14:25:50 +0000
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2010/Dec/10/t1291991055vmwekxcbvkbg0z8.htm/, Retrieved Mon, 29 Apr 2024 09:04:13 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=107717, Retrieved Mon, 29 Apr 2024 09:04:13 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact184

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Variance Reduction Matrix] [Unemployment] [2010-11-29 09:29:57] [b98453cac15ba1066b407e146608df68]
-   PD  [Variance Reduction Matrix] [workshop 9 - 5] [2010-12-03 16:59:38] [ec7b4b7cc1a30b20be5ec01cdf2adbbd]
-   PD      [Variance Reduction Matrix] [paper - time-seri...] [2010-12-10 14:25:50] [6ea41cf020a5319fc3c331a4158019e5] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
296.95
296.84
287.54 
287.81
283.99
275.79
269.52
278.35
283.43
289.46
282.30
293.55
304.78
300.99
315.29
316.21
331.79
329.38
317.27
317.98
340.28
339.21
336.71
340.11
347.72
328.68
303.05
299.83
320.04
317.94
303.31
308.85
319.19
314.52
312.39
315.77
320.23
309.45
296.54
297.28
301.39
306.68
305.91
314.76
323.34
341.58
330.12
318.16
317.84
325.39
327.56
329.77
333.29
346.10
358.00
344.82
313.30
301.26
306.38
319.31

Tables (Output of Computation)





Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'RServer@AstonUniversity' @ vre.aston.ac.uk

\begin{tabular}{lllllllll}
\hline
Summary of computational transaction \tabularnewline
Raw Input & view raw input (R code)  \tabularnewline
Raw Output & view raw output of R engine  \tabularnewline
Computing time & 1 seconds \tabularnewline
R Server & 'RServer@AstonUniversity' @ vre.aston.ac.uk \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=107717&T=0

[TABLE]
[ROW][C]Summary of computational transaction[/C][/ROW]
[ROW][C]Raw Input[/C][C]view raw input (R code) [/C][/ROW]
[ROW][C]Raw Output[/C][C]view raw output of R engine [/C][/ROW]
[ROW][C]Computing time[/C][C]1 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'RServer@AstonUniversity' @ vre.aston.ac.uk[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=107717&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=107717&T=0

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'RServer@AstonUniversity' @ vre.aston.ac.uk






Variance Reduction Matrix
V(Y[t],d=0,D=0)388.691554124294Range88.48Trim Var.266.58528665269
V(Y[t],d=1,D=0)114.881198947984Range53.8199999999999Trim Var.65.2550722060958
V(Y[t],d=2,D=0)180.235906110103Range53.1300000000001Trim Var.127.915639215686
V(Y[t],d=3,D=0)407.862450438596Range83.56Trim Var.270.994209490196
V(Y[t],d=0,D=1)399.397245422078Range86.52Trim Var.250.74654677551
V(Y[t],d=1,D=1)165.821441077441Range61.15Trim Var.103.821658333333
V(Y[t],d=2,D=1)206.936154716981Range64.68Trim Var.123.655012367021
V(Y[t],d=3,D=1)461.07409172714Range117.06Trim Var.234.444283996299
V(Y[t],d=0,D=2)936.230485784314Range131.36Trim Var.609.627005458937
V(Y[t],d=1,D=2)466.724529490196Range89.37Trim Var.323.315254343434
V(Y[t],d=2,D=2)601.196178612244Range117.08Trim Var.332.097920930231
V(Y[t],d=3,D=2)1383.03436420068Range198.56Trim Var.669.903536101882

\begin{tabular}{lllllllll}
\hline
Variance Reduction Matrix \tabularnewline
V(Y[t],d=0,D=0) & 388.691554124294 & Range & 88.48 & Trim Var. & 266.58528665269 \tabularnewline
V(Y[t],d=1,D=0) & 114.881198947984 & Range & 53.8199999999999 & Trim Var. & 65.2550722060958 \tabularnewline
V(Y[t],d=2,D=0) & 180.235906110103 & Range & 53.1300000000001 & Trim Var. & 127.915639215686 \tabularnewline
V(Y[t],d=3,D=0) & 407.862450438596 & Range & 83.56 & Trim Var. & 270.994209490196 \tabularnewline
V(Y[t],d=0,D=1) & 399.397245422078 & Range & 86.52 & Trim Var. & 250.74654677551 \tabularnewline
V(Y[t],d=1,D=1) & 165.821441077441 & Range & 61.15 & Trim Var. & 103.821658333333 \tabularnewline
V(Y[t],d=2,D=1) & 206.936154716981 & Range & 64.68 & Trim Var. & 123.655012367021 \tabularnewline
V(Y[t],d=3,D=1) & 461.07409172714 & Range & 117.06 & Trim Var. & 234.444283996299 \tabularnewline
V(Y[t],d=0,D=2) & 936.230485784314 & Range & 131.36 & Trim Var. & 609.627005458937 \tabularnewline
V(Y[t],d=1,D=2) & 466.724529490196 & Range & 89.37 & Trim Var. & 323.315254343434 \tabularnewline
V(Y[t],d=2,D=2) & 601.196178612244 & Range & 117.08 & Trim Var. & 332.097920930231 \tabularnewline
V(Y[t],d=3,D=2) & 1383.03436420068 & Range & 198.56 & Trim Var. & 669.903536101882 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=107717&T=1

[TABLE]
[ROW][C]Variance Reduction Matrix[/C][/ROW]
[ROW][C]V(Y[t],d=0,D=0)[/C][C]388.691554124294[/C][C]Range[/C][C]88.48[/C][C]Trim Var.[/C][C]266.58528665269[/C][/ROW]
[ROW][C]V(Y[t],d=1,D=0)[/C][C]114.881198947984[/C][C]Range[/C][C]53.8199999999999[/C][C]Trim Var.[/C][C]65.2550722060958[/C][/ROW]
[ROW][C]V(Y[t],d=2,D=0)[/C][C]180.235906110103[/C][C]Range[/C][C]53.1300000000001[/C][C]Trim Var.[/C][C]127.915639215686[/C][/ROW]
[ROW][C]V(Y[t],d=3,D=0)[/C][C]407.862450438596[/C][C]Range[/C][C]83.56[/C][C]Trim Var.[/C][C]270.994209490196[/C][/ROW]
[ROW][C]V(Y[t],d=0,D=1)[/C][C]399.397245422078[/C][C]Range[/C][C]86.52[/C][C]Trim Var.[/C][C]250.74654677551[/C][/ROW]
[ROW][C]V(Y[t],d=1,D=1)[/C][C]165.821441077441[/C][C]Range[/C][C]61.15[/C][C]Trim Var.[/C][C]103.821658333333[/C][/ROW]
[ROW][C]V(Y[t],d=2,D=1)[/C][C]206.936154716981[/C][C]Range[/C][C]64.68[/C][C]Trim Var.[/C][C]123.655012367021[/C][/ROW]
[ROW][C]V(Y[t],d=3,D=1)[/C][C]461.07409172714[/C][C]Range[/C][C]117.06[/C][C]Trim Var.[/C][C]234.444283996299[/C][/ROW]
[ROW][C]V(Y[t],d=0,D=2)[/C][C]936.230485784314[/C][C]Range[/C][C]131.36[/C][C]Trim Var.[/C][C]609.627005458937[/C][/ROW]
[ROW][C]V(Y[t],d=1,D=2)[/C][C]466.724529490196[/C][C]Range[/C][C]89.37[/C][C]Trim Var.[/C][C]323.315254343434[/C][/ROW]
[ROW][C]V(Y[t],d=2,D=2)[/C][C]601.196178612244[/C][C]Range[/C][C]117.08[/C][C]Trim Var.[/C][C]332.097920930231[/C][/ROW]
[ROW][C]V(Y[t],d=3,D=2)[/C][C]1383.03436420068[/C][C]Range[/C][C]198.56[/C][C]Trim Var.[/C][C]669.903536101882[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=107717&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=107717&T=1

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Variance Reduction Matrix
V(Y[t],d=0,D=0)388.691554124294Range88.48Trim Var.266.58528665269
V(Y[t],d=1,D=0)114.881198947984Range53.8199999999999Trim Var.65.2550722060958
V(Y[t],d=2,D=0)180.235906110103Range53.1300000000001Trim Var.127.915639215686
V(Y[t],d=3,D=0)407.862450438596Range83.56Trim Var.270.994209490196
V(Y[t],d=0,D=1)399.397245422078Range86.52Trim Var.250.74654677551
V(Y[t],d=1,D=1)165.821441077441Range61.15Trim Var.103.821658333333
V(Y[t],d=2,D=1)206.936154716981Range64.68Trim Var.123.655012367021
V(Y[t],d=3,D=1)461.07409172714Range117.06Trim Var.234.444283996299
V(Y[t],d=0,D=2)936.230485784314Range131.36Trim Var.609.627005458937
V(Y[t],d=1,D=2)466.724529490196Range89.37Trim Var.323.315254343434
V(Y[t],d=2,D=2)601.196178612244Range117.08Trim Var.332.097920930231
V(Y[t],d=3,D=2)1383.03436420068Range198.56Trim Var.669.903536101882


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 4 ;
Parameters (R input):
par1 = 4 ;
R code (references can be found in the software module):
par1 <- as.numeric(par1)
n <- length(x)
sx <- sort(x)
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Variance Reduction Matrix',6,TRUE)
a<-table.row.end(a)
for (bigd in 0:2) {
for (smalld in 0:3) {
mylabel <- 'V(Y[t],d='
mylabel <- paste(mylabel,as.character(smalld),sep='')
mylabel <- paste(mylabel,',D=',sep='')
mylabel <- paste(mylabel,as.character(bigd),sep='')
mylabel <- paste(mylabel,')',sep='')
a<-table.row.start(a)
a<-table.element(a,mylabel,header=TRUE)
myx <- x
if (smalld > 0) myx <- diff(x,lag=1,differences=smalld)
if (bigd > 0) myx <- diff(myx,lag=par1,differences=bigd)
a<-table.element(a,var(myx))
a<-table.element(a,'Range',header=TRUE)
a<-table.element(a,max(myx)-min(myx))
a<-table.element(a,'Trim Var.',header=TRUE)
smyx <- sort(myx)
sn <- length(smyx)
a<-table.element(a,var(smyx[smyx>quantile(smyx,0.05) & smyxa<-table.row.end(a)
}
}
a<-table.end(a)
table.save(a,file='mytable.tab')