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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 Dec 2011 10:59:48 -0500
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2011/Dec/07/t132327372715jjrtec70svof9.htm/, Retrieved Thu, 02 May 2024 23:31:18 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=152527, Retrieved Thu, 02 May 2024 23:31:18 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywordsKDGP2W83
Estimated Impact61
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [] [2011-12-07 15:59:48] [f7653f7e39425878158499028a118a95] [Current]
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Dataseries X:
5.82
5.85
5.87
5.88
5.9
5.91
5.94
5.97
5.98
6
6.01
6.02
6.11
6.13
6.15
6.15
6.16
6.18
6.21
6.22
6.23
6.26
6.28
6.28
6.29
6.32
6.36
6.37
6.38
6.38
6.4
6.41
6.42
6.43
6.44
6.47
6.47
6.48
6.51
6.54
6.56
6.57
6.6
6.62
6.65
6.71
6.76
6.78
6.8
6.83
6.86
6.86
6.87
6.88
6.9
6.92
6.93
6.94
6.96
6.98
6.99
7.01
7.06
7.07
7.08
7.08
7.1
7.11
7.22
7.24
7.25
7.26




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'Gwilym Jenkins' @ jenkins.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 & 'Gwilym Jenkins' @ jenkins.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=152527&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' @ jenkins.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=152527&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=152527&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' @ jenkins.wessa.net







Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
15.8550.02645751311064580.0599999999999996
25.930.03162277660168360.0699999999999994
36.00250.0170782512765990.0399999999999991
46.1350.01914854215512680.04
56.19250.02753785273643040.0599999999999996
66.26250.0236290781312630.0499999999999998
76.3350.03696845502136480.0800000000000001
86.39250.01500000000000020.0300000000000002
96.440.02160246899469280.0499999999999998
106.50.03162277660168380.0700000000000003
116.58750.02753785273643060.0600000000000005
126.7250.05802298395176390.13
136.83750.02872281323269040.0600000000000005
146.89250.02217355782608340.0499999999999998
156.95250.02217355782608360.0500000000000007
167.03250.03862210075418820.0800000000000001
177.09250.0150.0300000000000002
187.24250.01707825127659940.04

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 5.855 & 0.0264575131106458 & 0.0599999999999996 \tabularnewline
2 & 5.93 & 0.0316227766016836 & 0.0699999999999994 \tabularnewline
3 & 6.0025 & 0.017078251276599 & 0.0399999999999991 \tabularnewline
4 & 6.135 & 0.0191485421551268 & 0.04 \tabularnewline
5 & 6.1925 & 0.0275378527364304 & 0.0599999999999996 \tabularnewline
6 & 6.2625 & 0.023629078131263 & 0.0499999999999998 \tabularnewline
7 & 6.335 & 0.0369684550213648 & 0.0800000000000001 \tabularnewline
8 & 6.3925 & 0.0150000000000002 & 0.0300000000000002 \tabularnewline
9 & 6.44 & 0.0216024689946928 & 0.0499999999999998 \tabularnewline
10 & 6.5 & 0.0316227766016838 & 0.0700000000000003 \tabularnewline
11 & 6.5875 & 0.0275378527364306 & 0.0600000000000005 \tabularnewline
12 & 6.725 & 0.0580229839517639 & 0.13 \tabularnewline
13 & 6.8375 & 0.0287228132326904 & 0.0600000000000005 \tabularnewline
14 & 6.8925 & 0.0221735578260834 & 0.0499999999999998 \tabularnewline
15 & 6.9525 & 0.0221735578260836 & 0.0500000000000007 \tabularnewline
16 & 7.0325 & 0.0386221007541882 & 0.0800000000000001 \tabularnewline
17 & 7.0925 & 0.015 & 0.0300000000000002 \tabularnewline
18 & 7.2425 & 0.0170782512765994 & 0.04 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=152527&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]5.855[/C][C]0.0264575131106458[/C][C]0.0599999999999996[/C][/ROW]
[ROW][C]2[/C][C]5.93[/C][C]0.0316227766016836[/C][C]0.0699999999999994[/C][/ROW]
[ROW][C]3[/C][C]6.0025[/C][C]0.017078251276599[/C][C]0.0399999999999991[/C][/ROW]
[ROW][C]4[/C][C]6.135[/C][C]0.0191485421551268[/C][C]0.04[/C][/ROW]
[ROW][C]5[/C][C]6.1925[/C][C]0.0275378527364304[/C][C]0.0599999999999996[/C][/ROW]
[ROW][C]6[/C][C]6.2625[/C][C]0.023629078131263[/C][C]0.0499999999999998[/C][/ROW]
[ROW][C]7[/C][C]6.335[/C][C]0.0369684550213648[/C][C]0.0800000000000001[/C][/ROW]
[ROW][C]8[/C][C]6.3925[/C][C]0.0150000000000002[/C][C]0.0300000000000002[/C][/ROW]
[ROW][C]9[/C][C]6.44[/C][C]0.0216024689946928[/C][C]0.0499999999999998[/C][/ROW]
[ROW][C]10[/C][C]6.5[/C][C]0.0316227766016838[/C][C]0.0700000000000003[/C][/ROW]
[ROW][C]11[/C][C]6.5875[/C][C]0.0275378527364306[/C][C]0.0600000000000005[/C][/ROW]
[ROW][C]12[/C][C]6.725[/C][C]0.0580229839517639[/C][C]0.13[/C][/ROW]
[ROW][C]13[/C][C]6.8375[/C][C]0.0287228132326904[/C][C]0.0600000000000005[/C][/ROW]
[ROW][C]14[/C][C]6.8925[/C][C]0.0221735578260834[/C][C]0.0499999999999998[/C][/ROW]
[ROW][C]15[/C][C]6.9525[/C][C]0.0221735578260836[/C][C]0.0500000000000007[/C][/ROW]
[ROW][C]16[/C][C]7.0325[/C][C]0.0386221007541882[/C][C]0.0800000000000001[/C][/ROW]
[ROW][C]17[/C][C]7.0925[/C][C]0.015[/C][C]0.0300000000000002[/C][/ROW]
[ROW][C]18[/C][C]7.2425[/C][C]0.0170782512765994[/C][C]0.04[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=152527&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=152527&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
15.8550.02645751311064580.0599999999999996
25.930.03162277660168360.0699999999999994
36.00250.0170782512765990.0399999999999991
46.1350.01914854215512680.04
56.19250.02753785273643040.0599999999999996
66.26250.0236290781312630.0499999999999998
76.3350.03696845502136480.0800000000000001
86.39250.01500000000000020.0300000000000002
96.440.02160246899469280.0499999999999998
106.50.03162277660168380.0700000000000003
116.58750.02753785273643060.0600000000000005
126.7250.05802298395176390.13
136.83750.02872281323269040.0600000000000005
146.89250.02217355782608340.0499999999999998
156.95250.02217355782608360.0500000000000007
167.03250.03862210075418820.0800000000000001
177.09250.0150.0300000000000002
187.24250.01707825127659940.04







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha0.0234317011325284
beta0.000495949678238771
S.D.0.00622536314610174
T-STAT0.079665983589942
p-value0.937490833424899

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 0.0234317011325284 \tabularnewline
beta & 0.000495949678238771 \tabularnewline
S.D. & 0.00622536314610174 \tabularnewline
T-STAT & 0.079665983589942 \tabularnewline
p-value & 0.937490833424899 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=152527&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]0.0234317011325284[/C][/ROW]
[ROW][C]beta[/C][C]0.000495949678238771[/C][/ROW]
[ROW][C]S.D.[/C][C]0.00622536314610174[/C][/ROW]
[ROW][C]T-STAT[/C][C]0.079665983589942[/C][/ROW]
[ROW][C]p-value[/C][C]0.937490833424899[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=152527&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=152527&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)
alpha0.0234317011325284
beta0.000495949678238771
S.D.0.00622536314610174
T-STAT0.079665983589942
p-value0.937490833424899







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-3.31220172028071
beta-0.200065353118623
S.D.1.37025796434062
T-STAT-0.146005612319061
p-value0.885740630712986
Lambda1.20006535311862

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -3.31220172028071 \tabularnewline
beta & -0.200065353118623 \tabularnewline
S.D. & 1.37025796434062 \tabularnewline
T-STAT & -0.146005612319061 \tabularnewline
p-value & 0.885740630712986 \tabularnewline
Lambda & 1.20006535311862 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=152527&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-3.31220172028071[/C][/ROW]
[ROW][C]beta[/C][C]-0.200065353118623[/C][/ROW]
[ROW][C]S.D.[/C][C]1.37025796434062[/C][/ROW]
[ROW][C]T-STAT[/C][C]-0.146005612319061[/C][/ROW]
[ROW][C]p-value[/C][C]0.885740630712986[/C][/ROW]
[ROW][C]Lambda[/C][C]1.20006535311862[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=152527&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=152527&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-3.31220172028071
beta-0.200065353118623
S.D.1.37025796434062
T-STAT-0.146005612319061
p-value0.885740630712986
Lambda1.20006535311862



Parameters (Session):
par1 = 4 ;
Parameters (R input):
par1 = 4 ;
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')