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Author's title

Author*Unverified author*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationTue, 12 Jan 2010 02:03:27 -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/2010/Jan/12/t1263287109wt1ckqaavn641ga.htm/, Retrieved Tue, 07 May 2024 18:23:19 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=71902, Retrieved Tue, 07 May 2024 18:23:19 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywordsKDGP2W83
Estimated Impact166
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Standard Deviation-Mean Plot] [] [2009-12-21 15:37:35] [e5e09c53da17fb7444fa9ceb236a5291]
-    D  [Standard Deviation-Mean Plot] [] [2009-12-21 15:51:38] [e5e09c53da17fb7444fa9ceb236a5291]
-   P       [Standard Deviation-Mean Plot] [] [2010-01-12 09:03:27] [d41d8cd98f00b204e9800998ecf8427e] [Current]
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Dataseries X:
2.14
2.45
2.52
2.3
2.25
2.06
1.99
2.25
2.26
2.36
2.3
2.19
2.31
2.21
2.21
2.26
2.18
2.21
2.33
2.12
2.08
1.97
2.09
2.11
2.24
2.45
2.68
2.73
2.76
2.83
3.16
3.22
3.22
3.34
3.35
3.42
3.58
3.71
3.68
3.83
3.94
3.88
4.03
4.15
4.32
4.4
4.37
4.14
4.11
4.16
3.98
4.13
3.76
3.66
3.85
4.03
4.31
4.58
4.46
4.41
3.84
2.84
2.66
2.17
1.43
1.47
1.29
1.23
1.09
0.94
0.76
0.67




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=71902&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=71902&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71902&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
12.255833333333330.1504815502634690.53
22.173333333333330.1038647138728010.36
32.950.3871574732468811.18
44.00250.2783106505001530.82
54.120.2846049894151540.92
61.699166666666670.9737785667027683.17

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 2.25583333333333 & 0.150481550263469 & 0.53 \tabularnewline
2 & 2.17333333333333 & 0.103864713872801 & 0.36 \tabularnewline
3 & 2.95 & 0.387157473246881 & 1.18 \tabularnewline
4 & 4.0025 & 0.278310650500153 & 0.82 \tabularnewline
5 & 4.12 & 0.284604989415154 & 0.92 \tabularnewline
6 & 1.69916666666667 & 0.973778566702768 & 3.17 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=71902&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]2.25583333333333[/C][C]0.150481550263469[/C][C]0.53[/C][/ROW]
[ROW][C]2[/C][C]2.17333333333333[/C][C]0.103864713872801[/C][C]0.36[/C][/ROW]
[ROW][C]3[/C][C]2.95[/C][C]0.387157473246881[/C][C]1.18[/C][/ROW]
[ROW][C]4[/C][C]4.0025[/C][C]0.278310650500153[/C][C]0.82[/C][/ROW]
[ROW][C]5[/C][C]4.12[/C][C]0.284604989415154[/C][C]0.92[/C][/ROW]
[ROW][C]6[/C][C]1.69916666666667[/C][C]0.973778566702768[/C][C]3.17[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=71902&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71902&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
12.255833333333330.1504815502634690.53
22.173333333333330.1038647138728010.36
32.950.3871574732468811.18
44.00250.2783106505001530.82
54.120.2846049894151540.92
61.699166666666670.9737785667027683.17







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.699079531085545
beta-0.117219858098660
S.D.0.145299575900514
T-STAT-0.806746044316885
p-value0.465046162209233

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 0.699079531085545 \tabularnewline
beta & -0.117219858098660 \tabularnewline
S.D. & 0.145299575900514 \tabularnewline
T-STAT & -0.806746044316885 \tabularnewline
p-value & 0.465046162209233 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=71902&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.699079531085545[/C][/ROW]
[ROW][C]beta[/C][C]-0.117219858098660[/C][/ROW]
[ROW][C]S.D.[/C][C]0.145299575900514[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.806746044316885[/C][/ROW]
[ROW][C]p-value[/C][C]0.465046162209233[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=71902&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71902&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)
alpha0.699079531085545
beta-0.117219858098660
S.D.0.145299575900514
T-STAT-0.806746044316885
p-value0.465046162209233







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-0.936293188734288
beta-0.341741736685326
S.D.1.07839217554524
T-STAT-0.316899310320514
p-value0.767170469734839
Lambda1.34174173668533

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -0.936293188734288 \tabularnewline
beta & -0.341741736685326 \tabularnewline
S.D. & 1.07839217554524 \tabularnewline
T-STAT & -0.316899310320514 \tabularnewline
p-value & 0.767170469734839 \tabularnewline
Lambda & 1.34174173668533 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=71902&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-0.936293188734288[/C][/ROW]
[ROW][C]beta[/C][C]-0.341741736685326[/C][/ROW]
[ROW][C]S.D.[/C][C]1.07839217554524[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.316899310320514[/C][/ROW]
[ROW][C]p-value[/C][C]0.767170469734839[/C][/ROW]
[ROW][C]Lambda[/C][C]1.34174173668533[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=71902&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71902&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-0.936293188734288
beta-0.341741736685326
S.D.1.07839217554524
T-STAT-0.316899310320514
p-value0.767170469734839
Lambda1.34174173668533



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')