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Author*Unverified author*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationMon, 22 Apr 2013 08:12:48 -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/22/t1366632781ykarwtkng3lrw5e.htm/, Retrieved Mon, 29 Apr 2024 11:42:48 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=208248, Retrieved Mon, 29 Apr 2024 11:42:48 +0000
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Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact70
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [] [2013-04-22 12:12:48] [71f7538c72342b4f5d767a0727632944] [Current]
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Dataseries X:
7.66
7.53
7.54
7.56
7.57
7.56
7.57
7.61
7.61
7.6
7.61
7.61
7.62
7.7
7.73
7.75
7.76
7.76
7.77
7.79
7.79
7.79
7.83
7.83
7.88
7.95
8.01
8.05
8.1
8.1
8.16
8.18
8.2
7.99
8.01
8.02
8.03
8.04
8.07
8.08
8.08
8.1
8.11
8.15
8.16
8.17
8.18
8.15
8.15
8.17
8.16
8.15
8.16
8.15
8.18
8.19
8.18
8.2
8.21
8.22
8.23
8.25
8.28
8.28
8.29
8.3
8.34
8.38
8.39
8.44
8.46
8.46




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time2 seconds
R Server'Herman Ole Andreas Wold' @ wold.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 & 2 seconds \tabularnewline
R Server & 'Herman Ole Andreas Wold' @ wold.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208248&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]'Herman Ole Andreas Wold' @ wold.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208248&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208248&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'Herman Ole Andreas Wold' @ wold.wessa.net







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
17.585833333333330.03704010930018570.13
27.760.05783990443849760.21
38.054166666666670.09671498270065430.319999999999999
48.110.05134553180524720.15
58.176666666666670.02424621182533030.0700000000000003
68.341666666666670.08222290472007240.23

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 7.58583333333333 & 0.0370401093001857 & 0.13 \tabularnewline
2 & 7.76 & 0.0578399044384976 & 0.21 \tabularnewline
3 & 8.05416666666667 & 0.0967149827006543 & 0.319999999999999 \tabularnewline
4 & 8.11 & 0.0513455318052472 & 0.15 \tabularnewline
5 & 8.17666666666667 & 0.0242462118253303 & 0.0700000000000003 \tabularnewline
6 & 8.34166666666667 & 0.0822229047200724 & 0.23 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208248&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]7.58583333333333[/C][C]0.0370401093001857[/C][C]0.13[/C][/ROW]
[ROW][C]2[/C][C]7.76[/C][C]0.0578399044384976[/C][C]0.21[/C][/ROW]
[ROW][C]3[/C][C]8.05416666666667[/C][C]0.0967149827006543[/C][C]0.319999999999999[/C][/ROW]
[ROW][C]4[/C][C]8.11[/C][C]0.0513455318052472[/C][C]0.15[/C][/ROW]
[ROW][C]5[/C][C]8.17666666666667[/C][C]0.0242462118253303[/C][C]0.0700000000000003[/C][/ROW]
[ROW][C]6[/C][C]8.34166666666667[/C][C]0.0822229047200724[/C][C]0.23[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208248&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208248&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
17.585833333333330.03704010930018570.13
27.760.05783990443849760.21
38.054166666666670.09671498270065430.319999999999999
48.110.05134553180524720.15
58.176666666666670.02424621182533030.0700000000000003
68.341666666666670.08222290472007240.23







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha-0.194797997188541
beta0.0316104582972808
S.D.0.0459917025758105
T-STAT0.687307851784258
p-value0.529666061038747

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & -0.194797997188541 \tabularnewline
beta & 0.0316104582972808 \tabularnewline
S.D. & 0.0459917025758105 \tabularnewline
T-STAT & 0.687307851784258 \tabularnewline
p-value & 0.529666061038747 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208248&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-0.194797997188541[/C][/ROW]
[ROW][C]beta[/C][C]0.0316104582972808[/C][/ROW]
[ROW][C]S.D.[/C][C]0.0459917025758105[/C][/ROW]
[ROW][C]T-STAT[/C][C]0.687307851784258[/C][/ROW]
[ROW][C]p-value[/C][C]0.529666061038747[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208248&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208248&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-0.194797997188541
beta0.0316104582972808
S.D.0.0459917025758105
T-STAT0.687307851784258
p-value0.529666061038747







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-10.0744609016874
beta3.42851745446123
S.D.7.03542116637894
T-STAT0.487322275863956
p-value0.651531372089444
Lambda-2.42851745446123

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -10.0744609016874 \tabularnewline
beta & 3.42851745446123 \tabularnewline
S.D. & 7.03542116637894 \tabularnewline
T-STAT & 0.487322275863956 \tabularnewline
p-value & 0.651531372089444 \tabularnewline
Lambda & -2.42851745446123 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=208248&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-10.0744609016874[/C][/ROW]
[ROW][C]beta[/C][C]3.42851745446123[/C][/ROW]
[ROW][C]S.D.[/C][C]7.03542116637894[/C][/ROW]
[ROW][C]T-STAT[/C][C]0.487322275863956[/C][/ROW]
[ROW][C]p-value[/C][C]0.651531372089444[/C][/ROW]
[ROW][C]Lambda[/C][C]-2.42851745446123[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=208248&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=208248&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-10.0744609016874
beta3.42851745446123
S.D.7.03542116637894
T-STAT0.487322275863956
p-value0.651531372089444
Lambda-2.42851745446123



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')