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Author's title

Author*Unverified author*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationThu, 26 Mar 2015 23:02:22 +0000
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2015/Mar/26/t1427410966he9owv5np0q332h.htm/, Retrieved Sun, 19 May 2024 14:57:21 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=278439, Retrieved Sun, 19 May 2024 14:57:21 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact172
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [] [2015-03-26 23:02:22] [fe36fef927f4c03ddecc3c901925302c] [Current]
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Dataseries X:
20.89
21.04
21.07
21.12
21.25
21.24
21.24
21.22
21.29
21.25
21.15
21.16
21.16
21.52
21.59
21.60
21.68
21.67
21.67
21.65
21.74
21.72
21.84
21.94
21.94
21.95
21.96
22.10
22.13
22.18
22.18
22.27
22.30
22.04
22.05
22.06
22.06
22.06
21.97
22.03
22.08
22.13
22.13
22.40
22.40
22.12
22.22
22.14
22.14
22.19
22.29
22.24
22.26
22.29
22.29
22.29
22.29
22.35
22.39
22.43
22.43
22.11
22.12
22.05
22.05
22.08
22.08
22.09
22.09
22.24
22.25
22.24
22.24
22.25
22.28
22.23
22.29
22.31
22.31
22.31
22.39
22.42
22.42
22.42
22.15
21.95
21.96
21.97
21.66
21.66
21.68
21.75
21.55
21.59
21.54
21.54




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'Sir Ronald Aylmer Fisher' @ fisher.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 & 'Sir Ronald Aylmer Fisher' @ fisher.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=278439&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]'Sir Ronald Aylmer Fisher' @ fisher.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=278439&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=278439&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'Sir Ronald Aylmer Fisher' @ fisher.wessa.net







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
121.160.1154438076610120.399999999999999
221.64833333333330.190207223518950.780000000000001
322.09666666666670.119797809460420.359999999999999
422.1450.1346037957049570.43
522.28750.07921489758877420.289999999999999
622.15250.1144254421804070.379999999999999
722.32250.07200063131036440.190000000000001
821.750.2061332314084970.609999999999999

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 21.16 & 0.115443807661012 & 0.399999999999999 \tabularnewline
2 & 21.6483333333333 & 0.19020722351895 & 0.780000000000001 \tabularnewline
3 & 22.0966666666667 & 0.11979780946042 & 0.359999999999999 \tabularnewline
4 & 22.145 & 0.134603795704957 & 0.43 \tabularnewline
5 & 22.2875 & 0.0792148975887742 & 0.289999999999999 \tabularnewline
6 & 22.1525 & 0.114425442180407 & 0.379999999999999 \tabularnewline
7 & 22.3225 & 0.0720006313103644 & 0.190000000000001 \tabularnewline
8 & 21.75 & 0.206133231408497 & 0.609999999999999 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=278439&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]21.16[/C][C]0.115443807661012[/C][C]0.399999999999999[/C][/ROW]
[ROW][C]2[/C][C]21.6483333333333[/C][C]0.19020722351895[/C][C]0.780000000000001[/C][/ROW]
[ROW][C]3[/C][C]22.0966666666667[/C][C]0.11979780946042[/C][C]0.359999999999999[/C][/ROW]
[ROW][C]4[/C][C]22.145[/C][C]0.134603795704957[/C][C]0.43[/C][/ROW]
[ROW][C]5[/C][C]22.2875[/C][C]0.0792148975887742[/C][C]0.289999999999999[/C][/ROW]
[ROW][C]6[/C][C]22.1525[/C][C]0.114425442180407[/C][C]0.379999999999999[/C][/ROW]
[ROW][C]7[/C][C]22.3225[/C][C]0.0720006313103644[/C][C]0.190000000000001[/C][/ROW]
[ROW][C]8[/C][C]21.75[/C][C]0.206133231408497[/C][C]0.609999999999999[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=278439&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=278439&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
121.160.1154438076610120.399999999999999
221.64833333333330.190207223518950.780000000000001
322.09666666666670.119797809460420.359999999999999
422.1450.1346037957049570.43
522.28750.07921489758877420.289999999999999
622.15250.1144254421804070.379999999999999
722.32250.07200063131036440.190000000000001
821.750.2061332314084970.609999999999999







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha1.40484829052902
beta-0.0581386086743967
S.D.0.0428184372623713
T-STAT-1.35779380079078
p-value0.223369864323818

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 1.40484829052902 \tabularnewline
beta & -0.0581386086743967 \tabularnewline
S.D. & 0.0428184372623713 \tabularnewline
T-STAT & -1.35779380079078 \tabularnewline
p-value & 0.223369864323818 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=278439&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]1.40484829052902[/C][/ROW]
[ROW][C]beta[/C][C]-0.0581386086743967[/C][/ROW]
[ROW][C]S.D.[/C][C]0.0428184372623713[/C][/ROW]
[ROW][C]T-STAT[/C][C]-1.35779380079078[/C][/ROW]
[ROW][C]p-value[/C][C]0.223369864323818[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=278439&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=278439&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)
alpha1.40484829052902
beta-0.0581386086743967
S.D.0.0428184372623713
T-STAT-1.35779380079078
p-value0.223369864323818







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha29.8709947652802
beta-10.3543503406593
S.D.7.07500445040262
T-STAT-1.46351149504508
p-value0.193658676612153
Lambda11.3543503406593

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & 29.8709947652802 \tabularnewline
beta & -10.3543503406593 \tabularnewline
S.D. & 7.07500445040262 \tabularnewline
T-STAT & -1.46351149504508 \tabularnewline
p-value & 0.193658676612153 \tabularnewline
Lambda & 11.3543503406593 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=278439&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]29.8709947652802[/C][/ROW]
[ROW][C]beta[/C][C]-10.3543503406593[/C][/ROW]
[ROW][C]S.D.[/C][C]7.07500445040262[/C][/ROW]
[ROW][C]T-STAT[/C][C]-1.46351149504508[/C][/ROW]
[ROW][C]p-value[/C][C]0.193658676612153[/C][/ROW]
[ROW][C]Lambda[/C][C]11.3543503406593[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=278439&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=278439&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)
alpha29.8709947652802
beta-10.3543503406593
S.D.7.07500445040262
T-STAT-1.46351149504508
p-value0.193658676612153
Lambda11.3543503406593



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')