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Author's title

Author*Unverified author*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationMon, 23 Apr 2012 12:39:35 -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/2012/Apr/23/t1335199201yk7sgf30raduhzy.htm/, Retrieved Fri, 03 May 2024 18:52:51 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=164718, Retrieved Fri, 03 May 2024 18:52:51 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact77
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [standard deviatio...] [2012-04-23 16:39:35] [91562a5fde803f4db5c5e8dd5d4cb92f] [Current]
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Dataseries X:
1.45
1.45
1.45
1.44
1.44
1.44
1.44
1.45
1.44
1.45
1.46
1.46
1.47
1.46
1.46
1.45
1.45
1.45
1.44
1.45
1.44
1.45
1.47
1.48
1.5
1.5
1.52
1.54
1.55
1.54
1.55
1.54
1.57
1.61
1.62
1.64
1.63
1.63
1.67
1.7
1.69
1.68
1.67
1.68
1.66
1.65
1.65
1.66
1.67
1.67
1.65
1.65
1.65
1.65
1.66
1.66
1.67
1.67
1.67
1.66




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'Gertrude Mary Cox' @ cox.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 & 1 seconds \tabularnewline
R Server & 'Gertrude Mary Cox' @ cox.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=164718&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]'Gertrude Mary Cox' @ cox.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=164718&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=164718&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'Gertrude Mary Cox' @ cox.wessa.net







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
11.44750.00753778361444410.02
21.455833333333330.01240112409372150.04
31.556666666666670.0453938989359370.14
41.664166666666670.02193309385519080.0700000000000001
51.660833333333330.009003366373785210.02

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 1.4475 & 0.0075377836144441 & 0.02 \tabularnewline
2 & 1.45583333333333 & 0.0124011240937215 & 0.04 \tabularnewline
3 & 1.55666666666667 & 0.045393898935937 & 0.14 \tabularnewline
4 & 1.66416666666667 & 0.0219330938551908 & 0.0700000000000001 \tabularnewline
5 & 1.66083333333333 & 0.00900336637378521 & 0.02 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=164718&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]1.4475[/C][C]0.0075377836144441[/C][C]0.02[/C][/ROW]
[ROW][C]2[/C][C]1.45583333333333[/C][C]0.0124011240937215[/C][C]0.04[/C][/ROW]
[ROW][C]3[/C][C]1.55666666666667[/C][C]0.045393898935937[/C][C]0.14[/C][/ROW]
[ROW][C]4[/C][C]1.66416666666667[/C][C]0.0219330938551908[/C][C]0.0700000000000001[/C][/ROW]
[ROW][C]5[/C][C]1.66083333333333[/C][C]0.00900336637378521[/C][C]0.02[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=164718&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=164718&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
11.44750.00753778361444410.02
21.455833333333330.01240112409372150.04
31.556666666666670.0453938989359370.14
41.664166666666670.02193309385519080.0700000000000001
51.660833333333330.009003366373785210.02







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha-0.0223997421278667
beta0.0267524698153387
S.D.0.084273779058021
T-STAT0.317447136159874
p-value0.771715652126995

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & -0.0223997421278667 \tabularnewline
beta & 0.0267524698153387 \tabularnewline
S.D. & 0.084273779058021 \tabularnewline
T-STAT & 0.317447136159874 \tabularnewline
p-value & 0.771715652126995 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=164718&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-0.0223997421278667[/C][/ROW]
[ROW][C]beta[/C][C]0.0267524698153387[/C][/ROW]
[ROW][C]S.D.[/C][C]0.084273779058021[/C][/ROW]
[ROW][C]T-STAT[/C][C]0.317447136159874[/C][/ROW]
[ROW][C]p-value[/C][C]0.771715652126995[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=164718&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=164718&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)
alpha-0.0223997421278667
beta0.0267524698153387
S.D.0.084273779058021
T-STAT0.317447136159874
p-value0.771715652126995







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-5.5028803303621
beta3.00022314554987
S.D.5.97662496872903
T-STAT0.501992874113346
p-value0.650200470557174
Lambda-2.00022314554987

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -5.5028803303621 \tabularnewline
beta & 3.00022314554987 \tabularnewline
S.D. & 5.97662496872903 \tabularnewline
T-STAT & 0.501992874113346 \tabularnewline
p-value & 0.650200470557174 \tabularnewline
Lambda & -2.00022314554987 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=164718&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-5.5028803303621[/C][/ROW]
[ROW][C]beta[/C][C]3.00022314554987[/C][/ROW]
[ROW][C]S.D.[/C][C]5.97662496872903[/C][/ROW]
[ROW][C]T-STAT[/C][C]0.501992874113346[/C][/ROW]
[ROW][C]p-value[/C][C]0.650200470557174[/C][/ROW]
[ROW][C]Lambda[/C][C]-2.00022314554987[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=164718&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=164718&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-5.5028803303621
beta3.00022314554987
S.D.5.97662496872903
T-STAT0.501992874113346
p-value0.650200470557174
Lambda-2.00022314554987



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')