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Author's title

Author*Unverified author*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationFri, 26 Apr 2013 16:18:59 -0400
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2013/Apr/26/t1367007560w7h0r3nn35i2k2z.htm/, Retrieved Sat, 27 Apr 2024 15:52:47 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=208426, Retrieved Sat, 27 Apr 2024 15:52:47 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact68
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [spreidings en gem...] [2013-04-26 20:18:59] [efa64194dd516a5eefd4f5387836fbaf] [Current]
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Dataseries X:
6.94
6.98
7.05
7.07
7.08
7.10
7.12
7.13
7.18
7.20
7.21
7.22
7.26
7.29
7.32
7.36
7.41
7.48
7.48
7.51
7.51
7.51
7.51
7.54
7.58
7.64
7.63
7.71
7.77
7.85
7.88
7.89
7.94
8.02
8.08
8.15
8.17
8.17
8.25
8.33
8.41
8.43
8.48
8.52
8.56
8.63
8.70
8.72
8.73
8.82
8.83
8.81
8.82
8.83
8.84
8.83
8.82
8.87
8.87
8.87
8.86
8.95
8.94
8.96
8.96
9.01
9.01
8.96
8.96
8.94
8.93
8.89




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time3 seconds
R Server'Sir Maurice George Kendall' @ kendall.wessa.net

\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 & 3 seconds \tabularnewline
R Server & 'Sir Maurice George Kendall' @ kendall.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208426&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]3 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Sir Maurice George Kendall' @ kendall.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208426&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208426&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 time3 seconds
R Server'Sir Maurice George Kendall' @ kendall.wessa.net







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
17.106666666666670.08917126864363390.279999999999999
27.431666666666670.09934634854737720.28
37.8450.1842675919811880.57
48.44750.1904122322273920.550000000000001
58.828333333333330.03761849963982460.139999999999999
68.94750.04245318276964330.15

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 7.10666666666667 & 0.0891712686436339 & 0.279999999999999 \tabularnewline
2 & 7.43166666666667 & 0.0993463485473772 & 0.28 \tabularnewline
3 & 7.845 & 0.184267591981188 & 0.57 \tabularnewline
4 & 8.4475 & 0.190412232227392 & 0.550000000000001 \tabularnewline
5 & 8.82833333333333 & 0.0376184996398246 & 0.139999999999999 \tabularnewline
6 & 8.9475 & 0.0424531827696433 & 0.15 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208426&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]7.10666666666667[/C][C]0.0891712686436339[/C][C]0.279999999999999[/C][/ROW]
[ROW][C]2[/C][C]7.43166666666667[/C][C]0.0993463485473772[/C][C]0.28[/C][/ROW]
[ROW][C]3[/C][C]7.845[/C][C]0.184267591981188[/C][C]0.57[/C][/ROW]
[ROW][C]4[/C][C]8.4475[/C][C]0.190412232227392[/C][C]0.550000000000001[/C][/ROW]
[ROW][C]5[/C][C]8.82833333333333[/C][C]0.0376184996398246[/C][C]0.139999999999999[/C][/ROW]
[ROW][C]6[/C][C]8.9475[/C][C]0.0424531827696433[/C][C]0.15[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208426&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208426&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
17.106666666666670.08917126864363390.279999999999999
27.431666666666670.09934634854737720.28
37.8450.1842675919811880.57
48.44750.1904122322273920.550000000000001
58.828333333333330.03761849963982460.139999999999999
68.94750.04245318276964330.15







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.313787527850791
beta-0.0254997128644017
S.D.0.0421900831692989
T-STAT-0.604400630405902
p-value0.578184404459389

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 0.313787527850791 \tabularnewline
beta & -0.0254997128644017 \tabularnewline
S.D. & 0.0421900831692989 \tabularnewline
T-STAT & -0.604400630405902 \tabularnewline
p-value & 0.578184404459389 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208426&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.313787527850791[/C][/ROW]
[ROW][C]beta[/C][C]-0.0254997128644017[/C][/ROW]
[ROW][C]S.D.[/C][C]0.0421900831692989[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.604400630405902[/C][/ROW]
[ROW][C]p-value[/C][C]0.578184404459389[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208426&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208426&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)
alpha0.313787527850791
beta-0.0254997128644017
S.D.0.0421900831692989
T-STAT-0.604400630405902
p-value0.578184404459389







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha4.55718853052978
beta-3.34073784466616
S.D.3.27552883408684
T-STAT-1.01990793361387
p-value0.365438837487913
Lambda4.34073784466616

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & 4.55718853052978 \tabularnewline
beta & -3.34073784466616 \tabularnewline
S.D. & 3.27552883408684 \tabularnewline
T-STAT & -1.01990793361387 \tabularnewline
p-value & 0.365438837487913 \tabularnewline
Lambda & 4.34073784466616 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208426&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]4.55718853052978[/C][/ROW]
[ROW][C]beta[/C][C]-3.34073784466616[/C][/ROW]
[ROW][C]S.D.[/C][C]3.27552883408684[/C][/ROW]
[ROW][C]T-STAT[/C][C]-1.01990793361387[/C][/ROW]
[ROW][C]p-value[/C][C]0.365438837487913[/C][/ROW]
[ROW][C]Lambda[/C][C]4.34073784466616[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208426&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208426&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)
alpha4.55718853052978
beta-3.34073784466616
S.D.3.27552883408684
T-STAT-1.01990793361387
p-value0.365438837487913
Lambda4.34073784466616



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')