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Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationWed, 02 Dec 2009 09:56:30 -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/2009/Dec/02/t12597730884kkmm4ryjt4n6lb.htm/, Retrieved Sat, 27 Apr 2024 13:53:51 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=62435, Retrieved Sat, 27 Apr 2024 13:53:51 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywordsws9lambda
Estimated Impact200
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Univariate Data Series] [data set] [2008-12-01 19:54:57] [b98453cac15ba1066b407e146608df68]
- RMP   [Standard Deviation-Mean Plot] [] [2009-11-27 14:40:44] [b98453cac15ba1066b407e146608df68]
-    D      [Standard Deviation-Mean Plot] [] [2009-12-02 16:56:30] [2b548c9d2e9bba6e1eaf65bd4d551f41] [Current]
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Dataseries X:
8,00
8,10
7,70
7,50
7,60
7,80
7,80
7,80
7,50
7,50
7,10
7,50
7,50
7,60
7,70
7,70
7,90
8,10
8,20
8,20
8,20
7,90
7,30
6,90
6,60
6,70
6,90
7,00
7,10
7,20
7,10
6,90
7,00
6,80
6,40
6,70
6,60
6,40
6,30
6,20
6,50
6,80
6,80
6,40
6,10
5,80
6,10
7,20
7,30
6,90
6,10
5,80
6,20
7,10
7,70
7,90
7,70
7,40
7,50
8,00




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 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 & 1 seconds \tabularnewline
R Server & 'Gwilym Jenkins' @ 72.249.127.135 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=62435&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]'Gwilym Jenkins' @ 72.249.127.135[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=62435&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=62435&T=0

As an alternative you can also use a 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'Gwilym Jenkins' @ 72.249.127.135







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
17.658333333333330.2678477631835371
27.766666666666670.4030189107526371.3
36.866666666666670.2348435972120920.8
46.433333333333330.3797926068822621.4
57.133333333333330.7377278795344692.2

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 7.65833333333333 & 0.267847763183537 & 1 \tabularnewline
2 & 7.76666666666667 & 0.403018910752637 & 1.3 \tabularnewline
3 & 6.86666666666667 & 0.234843597212092 & 0.8 \tabularnewline
4 & 6.43333333333333 & 0.379792606882262 & 1.4 \tabularnewline
5 & 7.13333333333333 & 0.737727879534469 & 2.2 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=62435&T=1

[TABLE]
[ROW][C]Standard Deviation-Mean Plot[/C][/ROW]
[ROW][C]Section[/C][C]Mean[/C][C]Standard Deviation[/C][C]Range[/C][/ROW]
[ROW][C]1[/C][C]7.65833333333333[/C][C]0.267847763183537[/C][C]1[/C][/ROW]
[ROW][C]2[/C][C]7.76666666666667[/C][C]0.403018910752637[/C][C]1.3[/C][/ROW]
[ROW][C]3[/C][C]6.86666666666667[/C][C]0.234843597212092[/C][C]0.8[/C][/ROW]
[ROW][C]4[/C][C]6.43333333333333[/C][C]0.379792606882262[/C][C]1.4[/C][/ROW]
[ROW][C]5[/C][C]7.13333333333333[/C][C]0.737727879534469[/C][C]2.2[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=62435&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=62435&T=1

As an alternative you can also use a QR Code:  

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

Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
17.658333333333330.2678477631835371
27.766666666666670.4030189107526371.3
36.866666666666670.2348435972120920.8
46.433333333333330.3797926068822621.4
57.133333333333330.7377278795344692.2







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.46392868858395
beta-0.00826621479027895
S.D.0.207554995862395
T-STAT-0.0398266240517731
p-value0.970733556367801

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 0.46392868858395 \tabularnewline
beta & -0.00826621479027895 \tabularnewline
S.D. & 0.207554995862395 \tabularnewline
T-STAT & -0.0398266240517731 \tabularnewline
p-value & 0.970733556367801 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=62435&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.46392868858395[/C][/ROW]
[ROW][C]beta[/C][C]-0.00826621479027895[/C][/ROW]
[ROW][C]S.D.[/C][C]0.207554995862395[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.0398266240517731[/C][/ROW]
[ROW][C]p-value[/C][C]0.970733556367801[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=62435&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=62435&T=2

As an alternative you can also use a QR Code:  

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

Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.46392868858395
beta-0.00826621479027895
S.D.0.207554995862395
T-STAT-0.0398266240517731
p-value0.970733556367801







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-0.898805873745342
beta-0.0460660376433874
S.D.3.29868372498093
T-STAT-0.0139649755732959
p-value0.98973471879241
Lambda1.04606603764339

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -0.898805873745342 \tabularnewline
beta & -0.0460660376433874 \tabularnewline
S.D. & 3.29868372498093 \tabularnewline
T-STAT & -0.0139649755732959 \tabularnewline
p-value & 0.98973471879241 \tabularnewline
Lambda & 1.04606603764339 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=62435&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-0.898805873745342[/C][/ROW]
[ROW][C]beta[/C][C]-0.0460660376433874[/C][/ROW]
[ROW][C]S.D.[/C][C]3.29868372498093[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.0139649755732959[/C][/ROW]
[ROW][C]p-value[/C][C]0.98973471879241[/C][/ROW]
[ROW][C]Lambda[/C][C]1.04606603764339[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=62435&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=62435&T=3

As an alternative you can also use a QR Code:  

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

Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-0.898805873745342
beta-0.0460660376433874
S.D.3.29868372498093
T-STAT-0.0139649755732959
p-value0.98973471879241
Lambda1.04606603764339



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))
(np <- floor(n / par1))
arr <- array(NA,dim=c(par1,np))
j <- 0
k <- 1
for (i in 1:(np*par1))
{
j = j + 1
arr[j,k] <- x[i]
if (j == par1) {
j = 0
k=k+1
}
}
arr
arr.mean <- array(NA,dim=np)
arr.sd <- array(NA,dim=np)
arr.range <- array(NA,dim=np)
for (j in 1:np)
{
arr.mean[j] <- mean(arr[,j],na.rm=TRUE)
arr.sd[j] <- sd(arr[,j],na.rm=TRUE)
arr.range[j] <- max(arr[,j],na.rm=TRUE) - min(arr[,j],na.rm=TRUE)
}
arr.mean
arr.sd
arr.range
(lm1 <- lm(arr.sd~arr.mean))
(lnlm1 <- lm(log(arr.sd)~log(arr.mean)))
(lm2 <- lm(arr.range~arr.mean))
bitmap(file='test1.png')
plot(arr.mean,arr.sd,main='Standard Deviation-Mean Plot',xlab='mean',ylab='standard deviation')
dev.off()
bitmap(file='test2.png')
plot(arr.mean,arr.range,main='Range-Mean Plot',xlab='mean',ylab='range')
dev.off()
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Standard Deviation-Mean Plot',4,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Section',header=TRUE)
a<-table.element(a,'Mean',header=TRUE)
a<-table.element(a,'Standard Deviation',header=TRUE)
a<-table.element(a,'Range',header=TRUE)
a<-table.row.end(a)
for (j in 1:np) {
a<-table.row.start(a)
a<-table.element(a,j,header=TRUE)
a<-table.element(a,arr.mean[j])
a<-table.element(a,arr.sd[j] )
a<-table.element(a,arr.range[j] )
a<-table.row.end(a)
}
a<-table.end(a)
table.save(a,file='mytable.tab')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Regression: S.E.(k) = alpha + beta * Mean(k)',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'alpha',header=TRUE)
a<-table.element(a,lm1$coefficients[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'beta',header=TRUE)
a<-table.element(a,lm1$coefficients[[2]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'S.D.',header=TRUE)
a<-table.element(a,summary(lm1)$coefficients[2,2])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'T-STAT',header=TRUE)
a<-table.element(a,summary(lm1)$coefficients[2,3])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,summary(lm1)$coefficients[2,4])
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable1.tab')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Regression: ln S.E.(k) = alpha + beta * ln Mean(k)',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'alpha',header=TRUE)
a<-table.element(a,lnlm1$coefficients[[1]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'beta',header=TRUE)
a<-table.element(a,lnlm1$coefficients[[2]])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'S.D.',header=TRUE)
a<-table.element(a,summary(lnlm1)$coefficients[2,2])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'T-STAT',header=TRUE)
a<-table.element(a,summary(lnlm1)$coefficients[2,3])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'p-value',header=TRUE)
a<-table.element(a,summary(lnlm1)$coefficients[2,4])
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Lambda',header=TRUE)
a<-table.element(a,1-lnlm1$coefficients[[2]])
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable2.tab')