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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 computationThu, 03 Dec 2009 12:03:36 -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/03/t1259867453ixdtsp85v360zc6.htm/, Retrieved Fri, 19 Apr 2024 05:16:17 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=63073, Retrieved Fri, 19 Apr 2024 05:16:17 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact131
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [Berekening lamda] [2009-12-03 19:03:36] [fe2edc5b0acc9545190e03904e9be55e] [Current]
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Dataseries X:
3.58
3.52
3.45
3.36
3.27
3.21
3.19
3.16
3.12
3.06
3.01
2.98
2.97
3.02
3.07
3.18
3.29
3.43
3.61
3.74
3.87
3.88
4.09
4.19
4.2
4.29
4.37
4.47
4.61
4.65
4.69
4.82
4.86
4.87
5.01
5.03
5.13
5.18
5.21
5.26
5.25
5.2
5.16
5.19
5.39
5.58
5.76
5.89
5.98
6.02
5.62
4.87
4.24
4.02
3.74
3.45
3.34
3.21
3.12
3.04




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time2 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 & 2 seconds \tabularnewline
R Server & 'Gwilym Jenkins' @ 72.249.127.135 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=63073&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]2 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=63073&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=63073&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 time2 seconds
R Server'Gwilym Jenkins' @ 72.249.127.135







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
13.24250.1978118941179860.6
23.528333333333330.4278027016220811.22
34.655833333333330.2765192195632680.83
45.350.2546655560819830.76
54.220833333333331.127373926298182.98

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 3.2425 & 0.197811894117986 & 0.6 \tabularnewline
2 & 3.52833333333333 & 0.427802701622081 & 1.22 \tabularnewline
3 & 4.65583333333333 & 0.276519219563268 & 0.83 \tabularnewline
4 & 5.35 & 0.254665556081983 & 0.76 \tabularnewline
5 & 4.22083333333333 & 1.12737392629818 & 2.98 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=63073&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]3.2425[/C][C]0.197811894117986[/C][C]0.6[/C][/ROW]
[ROW][C]2[/C][C]3.52833333333333[/C][C]0.427802701622081[/C][C]1.22[/C][/ROW]
[ROW][C]3[/C][C]4.65583333333333[/C][C]0.276519219563268[/C][C]0.83[/C][/ROW]
[ROW][C]4[/C][C]5.35[/C][C]0.254665556081983[/C][C]0.76[/C][/ROW]
[ROW][C]5[/C][C]4.22083333333333[/C][C]1.12737392629818[/C][C]2.98[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=63073&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=63073&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
13.24250.1978118941179860.6
23.528333333333330.4278027016220811.22
34.655833333333330.2765192195632680.83
45.350.2546655560819830.76
54.220833333333331.127373926298182.98







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.504940586777985
beta-0.0114551559093431
S.D.0.260599965099962
T-STAT-0.0439568589541026
p-value0.967700951124824

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 0.504940586777985 \tabularnewline
beta & -0.0114551559093431 \tabularnewline
S.D. & 0.260599965099962 \tabularnewline
T-STAT & -0.0439568589541026 \tabularnewline
p-value & 0.967700951124824 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=63073&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.504940586777985[/C][/ROW]
[ROW][C]beta[/C][C]-0.0114551559093431[/C][/ROW]
[ROW][C]S.D.[/C][C]0.260599965099962[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.0439568589541026[/C][/ROW]
[ROW][C]p-value[/C][C]0.967700951124824[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=63073&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=63073&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)
alpha0.504940586777985
beta-0.0114551559093431
S.D.0.260599965099962
T-STAT-0.0439568589541026
p-value0.967700951124824







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-1.18354354002415
beta0.128982440827879
S.D.1.94585685452159
T-STAT0.0662856779665792
p-value0.95132056811423
Lambda0.871017559172121

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -1.18354354002415 \tabularnewline
beta & 0.128982440827879 \tabularnewline
S.D. & 1.94585685452159 \tabularnewline
T-STAT & 0.0662856779665792 \tabularnewline
p-value & 0.95132056811423 \tabularnewline
Lambda & 0.871017559172121 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=63073&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-1.18354354002415[/C][/ROW]
[ROW][C]beta[/C][C]0.128982440827879[/C][/ROW]
[ROW][C]S.D.[/C][C]1.94585685452159[/C][/ROW]
[ROW][C]T-STAT[/C][C]0.0662856779665792[/C][/ROW]
[ROW][C]p-value[/C][C]0.95132056811423[/C][/ROW]
[ROW][C]Lambda[/C][C]0.871017559172121[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=63073&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=63073&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-1.18354354002415
beta0.128982440827879
S.D.1.94585685452159
T-STAT0.0662856779665792
p-value0.95132056811423
Lambda0.871017559172121



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')