Free Statistics

of Irreproducible Research!

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, 26 Nov 2009 09:35:20 -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/Nov/26/t12592533956rgio83xj6yt2xi.htm/, Retrieved Mon, 29 Apr 2024 01:40:46 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=60164, Retrieved Mon, 29 Apr 2024 01:40:46 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywordsws8 method 4 link 2
Estimated Impact113
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Univariate Explorative Data Analysis] [Run Sequence gebo...] [2008-12-12 13:32:37] [76963dc1903f0f612b6153510a3818cf]
- R  D  [Univariate Explorative Data Analysis] [Run Sequence gebo...] [2008-12-17 12:14:40] [76963dc1903f0f612b6153510a3818cf]
-         [Univariate Explorative Data Analysis] [Run Sequence Plot...] [2008-12-22 18:19:51] [1ce0d16c8f4225c977b42c8fa93bc163]
- RMP       [Standard Deviation-Mean Plot] [Identifying Integ...] [2009-11-22 12:50:05] [b98453cac15ba1066b407e146608df68]
-    D        [Standard Deviation-Mean Plot] [ws8 method 4 link 1] [2009-11-25 17:28:46] [616e2df490b611f6cb7080068870ecbd]
-   P             [Standard Deviation-Mean Plot] [ws8 method 4 link 2] [2009-11-26 16:35:20] [88e98f4c87ea17c4967db8279bda8533] [Current]
Feedback Forum

Post a new message
Dataseries X:
8.2
8.0
7.5
6.8
6.5
6.6
7.6
8.0
8.1
7.7
7.5
7.6
7.8
7.8
7.8
7.5
7.5
7.1
7.5
7.5
7.6
7.7
7.7
7.9
8.1
8.2
8.2
8.2
7.9
7.3
6.9
6.6
6.7
6.9
7.0
7.1
7.2
7.1
6.9
7.0
6.8
6.4
6.7
6.6
6.4
6.3
6.2
6.5
6.8
6.8
6.4
6.1
5.8
6.1
7.2
7.3
6.9
6.1
5.8
6.2
7.1
7.7
7.9
7.7
7.4
7.5
8.0
8.1




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=60164&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=60164&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=60164&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
17.266666666666670.7366591251499341.7
27.750.2428991560298220.6
37.583333333333330.2786873995477130.7
47.650.1516575088810310.4
57.983333333333330.3544949458972110.9
66.866666666666670.1861898672502530.5
76.90.2828427124746190.8
86.450.1870828693386970.5
96.333333333333330.4082482904638631
106.583333333333330.6306081720582651.5
117.550.2810693864511040.8

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 7.26666666666667 & 0.736659125149934 & 1.7 \tabularnewline
2 & 7.75 & 0.242899156029822 & 0.6 \tabularnewline
3 & 7.58333333333333 & 0.278687399547713 & 0.7 \tabularnewline
4 & 7.65 & 0.151657508881031 & 0.4 \tabularnewline
5 & 7.98333333333333 & 0.354494945897211 & 0.9 \tabularnewline
6 & 6.86666666666667 & 0.186189867250253 & 0.5 \tabularnewline
7 & 6.9 & 0.282842712474619 & 0.8 \tabularnewline
8 & 6.45 & 0.187082869338697 & 0.5 \tabularnewline
9 & 6.33333333333333 & 0.408248290463863 & 1 \tabularnewline
10 & 6.58333333333333 & 0.630608172058265 & 1.5 \tabularnewline
11 & 7.55 & 0.281069386451104 & 0.8 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=60164&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]7.26666666666667[/C][C]0.736659125149934[/C][C]1.7[/C][/ROW]
[ROW][C]2[/C][C]7.75[/C][C]0.242899156029822[/C][C]0.6[/C][/ROW]
[ROW][C]3[/C][C]7.58333333333333[/C][C]0.278687399547713[/C][C]0.7[/C][/ROW]
[ROW][C]4[/C][C]7.65[/C][C]0.151657508881031[/C][C]0.4[/C][/ROW]
[ROW][C]5[/C][C]7.98333333333333[/C][C]0.354494945897211[/C][C]0.9[/C][/ROW]
[ROW][C]6[/C][C]6.86666666666667[/C][C]0.186189867250253[/C][C]0.5[/C][/ROW]
[ROW][C]7[/C][C]6.9[/C][C]0.282842712474619[/C][C]0.8[/C][/ROW]
[ROW][C]8[/C][C]6.45[/C][C]0.187082869338697[/C][C]0.5[/C][/ROW]
[ROW][C]9[/C][C]6.33333333333333[/C][C]0.408248290463863[/C][C]1[/C][/ROW]
[ROW][C]10[/C][C]6.58333333333333[/C][C]0.630608172058265[/C][C]1.5[/C][/ROW]
[ROW][C]11[/C][C]7.55[/C][C]0.281069386451104[/C][C]0.8[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=60164&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=60164&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
17.266666666666670.7366591251499341.7
27.750.2428991560298220.6
37.583333333333330.2786873995477130.7
47.650.1516575088810310.4
57.983333333333330.3544949458972110.9
66.866666666666670.1861898672502530.5
76.90.2828427124746190.8
86.450.1870828693386970.5
96.333333333333330.4082482904638631
106.583333333333330.6306081720582651.5
117.550.2810693864511040.8







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.776877689629193
beta-0.0608897379393277
S.D.0.106832770484831
T-STAT-0.569953747927688
p-value0.582654626275662

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 0.776877689629193 \tabularnewline
beta & -0.0608897379393277 \tabularnewline
S.D. & 0.106832770484831 \tabularnewline
T-STAT & -0.569953747927688 \tabularnewline
p-value & 0.582654626275662 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=60164&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.776877689629193[/C][/ROW]
[ROW][C]beta[/C][C]-0.0608897379393277[/C][/ROW]
[ROW][C]S.D.[/C][C]0.106832770484831[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.569953747927688[/C][/ROW]
[ROW][C]p-value[/C][C]0.582654626275662[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=60164&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=60164&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)
alpha0.776877689629193
beta-0.0608897379393277
S.D.0.106832770484831
T-STAT-0.569953747927688
p-value0.582654626275662







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha0.825787766791217
beta-1.02810213153046
S.D.2.02045774529769
T-STAT-0.508846143366874
p-value0.623099366500993
Lambda2.02810213153046

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & 0.825787766791217 \tabularnewline
beta & -1.02810213153046 \tabularnewline
S.D. & 2.02045774529769 \tabularnewline
T-STAT & -0.508846143366874 \tabularnewline
p-value & 0.623099366500993 \tabularnewline
Lambda & 2.02810213153046 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=60164&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.825787766791217[/C][/ROW]
[ROW][C]beta[/C][C]-1.02810213153046[/C][/ROW]
[ROW][C]S.D.[/C][C]2.02045774529769[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.508846143366874[/C][/ROW]
[ROW][C]p-value[/C][C]0.623099366500993[/C][/ROW]
[ROW][C]Lambda[/C][C]2.02810213153046[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=60164&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=60164&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)
alpha0.825787766791217
beta-1.02810213153046
S.D.2.02045774529769
T-STAT-0.508846143366874
p-value0.623099366500993
Lambda2.02810213153046



Parameters (Session):
par1 = 6 ;
Parameters (R input):
par1 = 6 ;
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')