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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 computationTue, 02 Dec 2008 12:35:34 -0700
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2008/Dec/02/t1228246595gfbbeltl57yjcx0.htm/, Retrieved Sun, 19 May 2024 11:39:21 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=28248, Retrieved Sun, 19 May 2024 11:39:21 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact180

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
F     [Cross Correlation Function] [cross correlation] [2008-12-02 19:29:04] [abc1badd8768b83426be5031c0f123a6]
F RMPD    [Variance Reduction Matrix] [VRM Q7] [2008-12-02 19:35:34] [0bb3b56b7083c5944c3818446f605d68] [Current]
Feedback Forum
2008-12-08 18:16:36 [Natalie De Wilde] [reply] 
Het antwoord is niet gevonden.

Post a new message

Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
7.438 
6.562 
8.117 
8.642 
9.151 
8.925 
7.746 
7.270

Tables (Output of Computation)





Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R Server'Gwilym Jenkins' @ 72.249.127.135

\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 & 0 seconds \tabularnewline
R Server & 'Gwilym Jenkins' @ 72.249.127.135 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=28248&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]0 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Gwilym Jenkins' @ 72.249.127.135[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=28248&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=28248&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 time0 seconds
R Server'Gwilym Jenkins' @ 72.249.127.135






Variance Reduction Matrix
V(Y[t],d=0,D=0)0.797801125Range2.589Trim Var.0.4383128
V(Y[t],d=1,D=0)0.897294666666667Range2.734Trim Var.0.380136700000000
V(Y[t],d=2,D=0)1.77737866666667Range3.461Trim Var.0.564132916666667
V(Y[t],d=3,D=0)3.92908530000001Range5.117Trim Var.0.795352333333338
V(Y[t],d=0,D=1)NARange-InfTrim Var.NA
V(Y[t],d=1,D=1)NARange-InfTrim Var.NA
V(Y[t],d=2,D=1)NARange-InfTrim Var.NA
V(Y[t],d=3,D=1)NARange-InfTrim Var.NA
V(Y[t],d=0,D=2)NARange-InfTrim Var.NA
V(Y[t],d=1,D=2)NARange-InfTrim Var.NA
V(Y[t],d=2,D=2)NARange-InfTrim Var.NA
V(Y[t],d=3,D=2)NARange-InfTrim Var.NA

\begin{tabular}{lllllllll}
\hline
Variance Reduction Matrix \tabularnewline
V(Y[t],d=0,D=0) & 0.797801125 & Range & 2.589 & Trim Var. & 0.4383128 \tabularnewline
V(Y[t],d=1,D=0) & 0.897294666666667 & Range & 2.734 & Trim Var. & 0.380136700000000 \tabularnewline
V(Y[t],d=2,D=0) & 1.77737866666667 & Range & 3.461 & Trim Var. & 0.564132916666667 \tabularnewline
V(Y[t],d=3,D=0) & 3.92908530000001 & Range & 5.117 & Trim Var. & 0.795352333333338 \tabularnewline
V(Y[t],d=0,D=1) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
V(Y[t],d=1,D=1) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
V(Y[t],d=2,D=1) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
V(Y[t],d=3,D=1) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
V(Y[t],d=0,D=2) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
V(Y[t],d=1,D=2) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
V(Y[t],d=2,D=2) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
V(Y[t],d=3,D=2) & NA & Range & -Inf & Trim Var. & NA \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=28248&T=1

[TABLE]
[ROW][C]Variance Reduction Matrix[/C][/ROW]
[ROW][C]V(Y[t],d=0,D=0)[/C][C]0.797801125[/C][C]Range[/C][C]2.589[/C][C]Trim Var.[/C][C]0.4383128[/C][/ROW]
[ROW][C]V(Y[t],d=1,D=0)[/C][C]0.897294666666667[/C][C]Range[/C][C]2.734[/C][C]Trim Var.[/C][C]0.380136700000000[/C][/ROW]
[ROW][C]V(Y[t],d=2,D=0)[/C][C]1.77737866666667[/C][C]Range[/C][C]3.461[/C][C]Trim Var.[/C][C]0.564132916666667[/C][/ROW]
[ROW][C]V(Y[t],d=3,D=0)[/C][C]3.92908530000001[/C][C]Range[/C][C]5.117[/C][C]Trim Var.[/C][C]0.795352333333338[/C][/ROW]
[ROW][C]V(Y[t],d=0,D=1)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[ROW][C]V(Y[t],d=1,D=1)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[ROW][C]V(Y[t],d=2,D=1)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[ROW][C]V(Y[t],d=3,D=1)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[ROW][C]V(Y[t],d=0,D=2)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[ROW][C]V(Y[t],d=1,D=2)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[ROW][C]V(Y[t],d=2,D=2)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[ROW][C]V(Y[t],d=3,D=2)[/C][C]NA[/C][C]Range[/C][C]-Inf[/C][C]Trim Var.[/C][C]NA[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=28248&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=28248&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)0.797801125Range2.589Trim Var.0.4383128
V(Y[t],d=1,D=0)0.897294666666667Range2.734Trim Var.0.380136700000000
V(Y[t],d=2,D=0)1.77737866666667Range3.461Trim Var.0.564132916666667
V(Y[t],d=3,D=0)3.92908530000001Range5.117Trim Var.0.795352333333338
V(Y[t],d=0,D=1)NARange-InfTrim Var.NA
V(Y[t],d=1,D=1)NARange-InfTrim Var.NA
V(Y[t],d=2,D=1)NARange-InfTrim Var.NA
V(Y[t],d=3,D=1)NARange-InfTrim Var.NA
V(Y[t],d=0,D=2)NARange-InfTrim Var.NA
V(Y[t],d=1,D=2)NARange-InfTrim Var.NA
V(Y[t],d=2,D=2)NARange-InfTrim Var.NA
V(Y[t],d=3,D=2)NARange-InfTrim Var.NA


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 12 ;
Parameters (R input):
par1 = 12 ;
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')