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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 computationSun, 10 Jan 2010 06:18:09 -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/2010/Jan/10/t12631295598kjusjbr5c3e0w1.htm/, Retrieved Sat, 04 May 2024 23:09:50 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=71795, Retrieved Sat, 04 May 2024 23:09:50 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact159
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] [] [2010-01-10 13:18:09] [791a4a78a0a7ca497fb8791b982a539e] [Current]
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Dataseries X:
277
260.6
291.6
275.4
275.3
231.7
238.8
274.2
277.8
299.1
286.6
232.3
294.1
267.5
309.7
280.7
287.3
235.7
256.4
289
290.8
321.9
291.8
241.4
295.5
258.2
306.1
281.5
283.1
237.4
274.8
299.3
300.4
340.9
318.8
265.7
322.7
281.6
323.5
312.6
310.8
262.8
273.8
320
310.3
342.2
320.1
265.6
327
300.7
346.4
317.3
326.2
270.7
278.2
324.6
321.8
343.5
354
278.2
330.2
307.3
375.9
335.3
339.3
280.3
293.7
341.2
345.1
368.7
369.4
288.4
341
319.1
374.2
344.5
337.3
281
282.2
321
325.4
366.3
380.3
300.7
359.3
327.6
383.6
352.4
329.4
294.5
333.5
334.3
358
396.1
387
307.2
415.5
382.1
432.2
424.3
386.7
354.5
375.8
368
402.4
426.5
433.3
338.5
416.8
381.1
445.7
412.4
394
348.2
380.1
373.7
393.6
434.2
430.7
344.5
411.9
370.5
437.3
411.3
385.5
341.3
384.2
373.2
415.8
448.6
454.3
350.3
419.1
398
456.1
430.1
399.8
362.7
384.9
385.3
432.3
468.9
442.7
370.2
439.4
393.9
468.7
438.8
430.1
366.3
391
380.9
431.4
465.4
471.5
387.5
446.4
421.5
504.8
492.1
421.3
396.7
428
421.9
465.6
525.8
499.9
435.3
479.5
473
554.4
489.6
462.2
420.3




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=71795&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=71795&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71795&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
1268.36666666666722.746881238108467.4
2280.52525.918618264237686.2
3288.47527.9542524005334103.5
4303.83333333333326.024021537220179.4
5315.71666666666727.963672321370383.3
6331.23333333333332.530135212902295.6
7331.08333333333332.942341732000299.3
8346.90833333333331.6539085144698101.6
9394.98333333333332.110486345325594.8
10396.2532.6875428037265101.2
11398.68333333333337.1288134456084113
12412.50833333333334.2209255050801106.2
13422.07536.9104105787366105.2
14454.94166666666741.4957929594475129.1

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 268.366666666667 & 22.7468812381084 & 67.4 \tabularnewline
2 & 280.525 & 25.9186182642376 & 86.2 \tabularnewline
3 & 288.475 & 27.9542524005334 & 103.5 \tabularnewline
4 & 303.833333333333 & 26.0240215372201 & 79.4 \tabularnewline
5 & 315.716666666667 & 27.9636723213703 & 83.3 \tabularnewline
6 & 331.233333333333 & 32.5301352129022 & 95.6 \tabularnewline
7 & 331.083333333333 & 32.9423417320002 & 99.3 \tabularnewline
8 & 346.908333333333 & 31.6539085144698 & 101.6 \tabularnewline
9 & 394.983333333333 & 32.1104863453255 & 94.8 \tabularnewline
10 & 396.25 & 32.6875428037265 & 101.2 \tabularnewline
11 & 398.683333333333 & 37.1288134456084 & 113 \tabularnewline
12 & 412.508333333333 & 34.2209255050801 & 106.2 \tabularnewline
13 & 422.075 & 36.9104105787366 & 105.2 \tabularnewline
14 & 454.941666666667 & 41.4957929594475 & 129.1 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=71795&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]268.366666666667[/C][C]22.7468812381084[/C][C]67.4[/C][/ROW]
[ROW][C]2[/C][C]280.525[/C][C]25.9186182642376[/C][C]86.2[/C][/ROW]
[ROW][C]3[/C][C]288.475[/C][C]27.9542524005334[/C][C]103.5[/C][/ROW]
[ROW][C]4[/C][C]303.833333333333[/C][C]26.0240215372201[/C][C]79.4[/C][/ROW]
[ROW][C]5[/C][C]315.716666666667[/C][C]27.9636723213703[/C][C]83.3[/C][/ROW]
[ROW][C]6[/C][C]331.233333333333[/C][C]32.5301352129022[/C][C]95.6[/C][/ROW]
[ROW][C]7[/C][C]331.083333333333[/C][C]32.9423417320002[/C][C]99.3[/C][/ROW]
[ROW][C]8[/C][C]346.908333333333[/C][C]31.6539085144698[/C][C]101.6[/C][/ROW]
[ROW][C]9[/C][C]394.983333333333[/C][C]32.1104863453255[/C][C]94.8[/C][/ROW]
[ROW][C]10[/C][C]396.25[/C][C]32.6875428037265[/C][C]101.2[/C][/ROW]
[ROW][C]11[/C][C]398.683333333333[/C][C]37.1288134456084[/C][C]113[/C][/ROW]
[ROW][C]12[/C][C]412.508333333333[/C][C]34.2209255050801[/C][C]106.2[/C][/ROW]
[ROW][C]13[/C][C]422.075[/C][C]36.9104105787366[/C][C]105.2[/C][/ROW]
[ROW][C]14[/C][C]454.941666666667[/C][C]41.4957929594475[/C][C]129.1[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=71795&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71795&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
1268.36666666666722.746881238108467.4
2280.52525.918618264237686.2
3288.47527.9542524005334103.5
4303.83333333333326.024021537220179.4
5315.71666666666727.963672321370383.3
6331.23333333333332.530135212902295.6
7331.08333333333332.942341732000299.3
8346.90833333333331.6539085144698101.6
9394.98333333333332.110486345325594.8
10396.2532.6875428037265101.2
11398.68333333333337.1288134456084113
12412.50833333333334.2209255050801106.2
13422.07536.9104105787366105.2
14454.94166666666741.4957929594475129.1







Regression: S.E.(k) = alpha + beta * Mean(k)
alpha3.75931005976395
beta0.0787889791272492
S.D.0.0096908898883508
T-STAT8.13021095430665
p-value3.18583590395502e-06

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & 3.75931005976395 \tabularnewline
beta & 0.0787889791272492 \tabularnewline
S.D. & 0.0096908898883508 \tabularnewline
T-STAT & 8.13021095430665 \tabularnewline
p-value & 3.18583590395502e-06 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=71795&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]3.75931005976395[/C][/ROW]
[ROW][C]beta[/C][C]0.0787889791272492[/C][/ROW]
[ROW][C]S.D.[/C][C]0.0096908898883508[/C][/ROW]
[ROW][C]T-STAT[/C][C]8.13021095430665[/C][/ROW]
[ROW][C]p-value[/C][C]3.18583590395502e-06[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=71795&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71795&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)
alpha3.75931005976395
beta0.0787889791272492
S.D.0.0096908898883508
T-STAT8.13021095430665
p-value3.18583590395502e-06







Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-1.77889232338413
beta0.891622030959274
S.D.0.108348952713597
T-STAT8.22917073611343
p-value2.8124839970863e-06
Lambda0.108377969040726

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -1.77889232338413 \tabularnewline
beta & 0.891622030959274 \tabularnewline
S.D. & 0.108348952713597 \tabularnewline
T-STAT & 8.22917073611343 \tabularnewline
p-value & 2.8124839970863e-06 \tabularnewline
Lambda & 0.108377969040726 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=71795&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-1.77889232338413[/C][/ROW]
[ROW][C]beta[/C][C]0.891622030959274[/C][/ROW]
[ROW][C]S.D.[/C][C]0.108348952713597[/C][/ROW]
[ROW][C]T-STAT[/C][C]8.22917073611343[/C][/ROW]
[ROW][C]p-value[/C][C]2.8124839970863e-06[/C][/ROW]
[ROW][C]Lambda[/C][C]0.108377969040726[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=71795&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=71795&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-1.77889232338413
beta0.891622030959274
S.D.0.108348952713597
T-STAT8.22917073611343
p-value2.8124839970863e-06
Lambda0.108377969040726



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')