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Author's title

Author*Unverified author*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationWed, 07 May 2008 10:36:47 -0600
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2008/May/07/t1210178273x529nefkcy74j67.htm/, Retrieved Tue, 14 May 2024 19:24:26 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=11891, Retrieved Tue, 14 May 2024 19:24:26 +0000
QR Codes:

Original text written by user:Prijzen kattenvoeding
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact157
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [Spreidings- en ge...] [2008-05-07 16:36:47] [5c49a0eb78eac2e17f250cd4ac683f48] [Current]
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Dataseries X:
1.74
1.73
1.74
1.73
1.74
1.73
1.73
1.74
1.75
1.73
1.74
1.74
1.74
1.74
1.76
1.76
1.78
1.77
1.78
1.79
1.83
1.82
1.84
1.83
1.83
1.84
1.83
1.83
1.83
1.83
1.83
1.84
1.83
1.84
1.84
1.83
1.84
1.85
1.85
1.85
1.85
1.84
1.84
1.85
1.84
1.84
1.84
1.84
1.85
1.84
1.85
1.84
1.84
1.84
1.84
1.84
1.83
1.83
1.82
1.83
1.83
1.83
1.87
1.87
1.86
1.87
1.87
1.89
1.89
1.88
1.88
1.87




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'George Udny Yule' @ 72.249.76.132

\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 & 'George Udny Yule' @ 72.249.76.132 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=11891&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]'George Udny Yule' @ 72.249.76.132[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=11891&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=11891&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'George Udny Yule' @ 72.249.76.132







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
11.736666666666670.00651338947278930.02
21.786666666666670.03550501458394380.1
31.833333333333330.004923659639173310.01
41.844166666666670.005149286505444380.01
51.83750.008660254037844390.03
61.86750.01959823739755460.0599999999999998

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 1.73666666666667 & 0.0065133894727893 & 0.02 \tabularnewline
2 & 1.78666666666667 & 0.0355050145839438 & 0.1 \tabularnewline
3 & 1.83333333333333 & 0.00492365963917331 & 0.01 \tabularnewline
4 & 1.84416666666667 & 0.00514928650544438 & 0.01 \tabularnewline
5 & 1.8375 & 0.00866025403784439 & 0.03 \tabularnewline
6 & 1.8675 & 0.0195982373975546 & 0.0599999999999998 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=11891&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]1.73666666666667[/C][C]0.0065133894727893[/C][C]0.02[/C][/ROW]
[ROW][C]2[/C][C]1.78666666666667[/C][C]0.0355050145839438[/C][C]0.1[/C][/ROW]
[ROW][C]3[/C][C]1.83333333333333[/C][C]0.00492365963917331[/C][C]0.01[/C][/ROW]
[ROW][C]4[/C][C]1.84416666666667[/C][C]0.00514928650544438[/C][C]0.01[/C][/ROW]
[ROW][C]5[/C][C]1.8375[/C][C]0.00866025403784439[/C][C]0.03[/C][/ROW]
[ROW][C]6[/C][C]1.8675[/C][C]0.0195982373975546[/C][C]0.0599999999999998[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=11891&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=11891&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
11.736666666666670.00651338947278930.02
21.786666666666670.03550501458394380.1
31.833333333333330.004923659639173310.01
41.844166666666670.005149286505444380.01
51.83750.008660254037844390.03
61.86750.01959823739755460.0599999999999998







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.0556843202103573
beta-0.0232679220257104
S.D.0.126886710771528
T-STAT-0.183375563006016
p-value0.863423382789258

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 0.0556843202103573 \tabularnewline
beta & -0.0232679220257104 \tabularnewline
S.D. & 0.126886710771528 \tabularnewline
T-STAT & -0.183375563006016 \tabularnewline
p-value & 0.863423382789258 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=11891&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.0556843202103573[/C][/ROW]
[ROW][C]beta[/C][C]-0.0232679220257104[/C][/ROW]
[ROW][C]S.D.[/C][C]0.126886710771528[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.183375563006016[/C][/ROW]
[ROW][C]p-value[/C][C]0.863423382789258[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=11891&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=11891&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)
alpha0.0556843202103573
beta-0.0232679220257104
S.D.0.126886710771528
T-STAT-0.183375563006016
p-value0.863423382789258







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-4.38388273864732
beta-0.371874262877353
S.D.15.1172002182478
T-STAT-0.0245994137478226
p-value0.981552765237183
Lambda1.37187426287735

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -4.38388273864732 \tabularnewline
beta & -0.371874262877353 \tabularnewline
S.D. & 15.1172002182478 \tabularnewline
T-STAT & -0.0245994137478226 \tabularnewline
p-value & 0.981552765237183 \tabularnewline
Lambda & 1.37187426287735 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=11891&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-4.38388273864732[/C][/ROW]
[ROW][C]beta[/C][C]-0.371874262877353[/C][/ROW]
[ROW][C]S.D.[/C][C]15.1172002182478[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.0245994137478226[/C][/ROW]
[ROW][C]p-value[/C][C]0.981552765237183[/C][/ROW]
[ROW][C]Lambda[/C][C]1.37187426287735[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=11891&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=11891&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-4.38388273864732
beta-0.371874262877353
S.D.15.1172002182478
T-STAT-0.0245994137478226
p-value0.981552765237183
Lambda1.37187426287735



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')