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Description of Statistical Computation

Author's title

Author*Unverified author*
R Software Modulerwasp_smp.wasp
Title produced by softwareStandard Deviation-Mean Plot
Date of computationTue, 22 Mar 2016 06:54:27 +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/2016/Mar/22/t1458629681w6thdyoytbjibcq.htm/, Retrieved Mon, 29 Apr 2024 09:22:16 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=294412, Retrieved Mon, 29 Apr 2024 09:22:16 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact94

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Standard Deviation-Mean Plot] [] [2016-03-22 06:54:27] [a8cf284534efea996701e15b66911faf] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
92.09
93.77
94.44
94.91
94.78
94.51
94.36
96.6
96.72
96.71
97.44
97.83
98.92
97.98
98.76
99.76
99.87
100.09
100.07
99.46
100.4
101.25
102.29
102.1
105.91
108.95
110.07
109.92
109.87
110.54
110.79
110.32
110.76
110.24
110.27
110.11
110.39
111.05
110.85
110.24
108.7
109.93
109.53
109.83
107.86
104.61
103.61
103.11
102.59
102.91
101.94
101.8
102.25
102.6
102.49
102.13
100.76
100.86
101.12
100.74
99.99
99.39
99.52
99.21
99.38
99.37
99.38
99.26
99.36
99.2
98.53
98.65
99.15
100.17
99.98
100.07
99.94
100.05
99.13
98.74
98.64
98.44
98.81
98.88
99.63
100.08
100.07
100.55
99.98
99.89
99.86
99.61
100.12
100.24
100.1
99.86
97.99
97.57
98.28
97.97
97.99
97.84
97.33
96.7
96.79
96.76
96.23
96.29
96.46
97.23
97.59
97.13
97.37
96.12
96.96
96.7
97
97.15
96.51
96.68

Tables (Output of Computation)





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=294412&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=294412&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=294412&T=0

As an alternative you can also use a QR Code:  
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
195.34666666666671.704637169249775.73999999999999
2100.0791666666671.295618198062814.31
3109.81251.320303856211624.88000000000001
4108.3091666666672.885832031694077.94
5101.8491666666670.7877177428649432.17
699.270.3787779392635291.45999999999999
799.33333333333330.6555820915704451.73
899.99916666666670.2587543002131320.939999999999998
997.31166666666670.726258573203452.05
1096.90833333333330.4238960707389011.47

\begin{tabular}{lllllllll}
\hline
Standard Deviation-Mean Plot \tabularnewline
Section & Mean & Standard Deviation & Range \tabularnewline
1 & 95.3466666666667 & 1.70463716924977 & 5.73999999999999 \tabularnewline
2 & 100.079166666667 & 1.29561819806281 & 4.31 \tabularnewline
3 & 109.8125 & 1.32030385621162 & 4.88000000000001 \tabularnewline
4 & 108.309166666667 & 2.88583203169407 & 7.94 \tabularnewline
5 & 101.849166666667 & 0.787717742864943 & 2.17 \tabularnewline
6 & 99.27 & 0.378777939263529 & 1.45999999999999 \tabularnewline
7 & 99.3333333333333 & 0.655582091570445 & 1.73 \tabularnewline
8 & 99.9991666666667 & 0.258754300213132 & 0.939999999999998 \tabularnewline
9 & 97.3116666666667 & 0.72625857320345 & 2.05 \tabularnewline
10 & 96.9083333333333 & 0.423896070738901 & 1.47 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=294412&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]95.3466666666667[/C][C]1.70463716924977[/C][C]5.73999999999999[/C][/ROW]
[ROW][C]2[/C][C]100.079166666667[/C][C]1.29561819806281[/C][C]4.31[/C][/ROW]
[ROW][C]3[/C][C]109.8125[/C][C]1.32030385621162[/C][C]4.88000000000001[/C][/ROW]
[ROW][C]4[/C][C]108.309166666667[/C][C]2.88583203169407[/C][C]7.94[/C][/ROW]
[ROW][C]5[/C][C]101.849166666667[/C][C]0.787717742864943[/C][C]2.17[/C][/ROW]
[ROW][C]6[/C][C]99.27[/C][C]0.378777939263529[/C][C]1.45999999999999[/C][/ROW]
[ROW][C]7[/C][C]99.3333333333333[/C][C]0.655582091570445[/C][C]1.73[/C][/ROW]
[ROW][C]8[/C][C]99.9991666666667[/C][C]0.258754300213132[/C][C]0.939999999999998[/C][/ROW]
[ROW][C]9[/C][C]97.3116666666667[/C][C]0.72625857320345[/C][C]2.05[/C][/ROW]
[ROW][C]10[/C][C]96.9083333333333[/C][C]0.423896070738901[/C][C]1.47[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=294412&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=294412&T=1

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Standard Deviation-Mean Plot
SectionMeanStandard DeviationRange
195.34666666666671.704637169249775.73999999999999
2100.0791666666671.295618198062814.31
3109.81251.320303856211624.88000000000001
4108.3091666666672.885832031694077.94
5101.8491666666670.7877177428649432.17
699.270.3787779392635291.45999999999999
799.33333333333330.6555820915704451.73
899.99916666666670.2587543002131320.939999999999998
997.31166666666670.726258573203452.05
1096.90833333333330.4238960707389011.47






Regression: S.E.(k) = alpha + beta * Mean(k)
alpha-7.96947643796123
beta0.0893973704652692
S.D.0.050565600420032
T-STAT1.76794836257603
p-value0.115045303713935

\begin{tabular}{lllllllll}
\hline
Regression: S.E.(k) = alpha + beta * Mean(k) \tabularnewline
alpha & -7.96947643796123 \tabularnewline
beta & 0.0893973704652692 \tabularnewline
S.D. & 0.050565600420032 \tabularnewline
T-STAT & 1.76794836257603 \tabularnewline
p-value & 0.115045303713935 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=294412&T=2

[TABLE]
[ROW][C]Regression: S.E.(k) = alpha + beta * Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-7.96947643796123[/C][/ROW]
[ROW][C]beta[/C][C]0.0893973704652692[/C][/ROW]
[ROW][C]S.D.[/C][C]0.050565600420032[/C][/ROW]
[ROW][C]T-STAT[/C][C]1.76794836257603[/C][/ROW]
[ROW][C]p-value[/C][C]0.115045303713935[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=294412&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=294412&T=2

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Regression: S.E.(k) = alpha + beta * Mean(k)
alpha-7.96947643796123
beta0.0893973704652692
S.D.0.050565600420032
T-STAT1.76794836257603
p-value0.115045303713935






Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-34.4245560440356
beta7.41944772798149
S.D.5.08188055635703
T-STAT1.45998073856741
p-value0.18242063395947
Lambda-6.41944772798149

\begin{tabular}{lllllllll}
\hline
Regression: ln S.E.(k) = alpha + beta * ln Mean(k) \tabularnewline
alpha & -34.4245560440356 \tabularnewline
beta & 7.41944772798149 \tabularnewline
S.D. & 5.08188055635703 \tabularnewline
T-STAT & 1.45998073856741 \tabularnewline
p-value & 0.18242063395947 \tabularnewline
Lambda & -6.41944772798149 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=294412&T=3

[TABLE]
[ROW][C]Regression: ln S.E.(k) = alpha + beta * ln Mean(k)[/C][/ROW]
[ROW][C]alpha[/C][C]-34.4245560440356[/C][/ROW]
[ROW][C]beta[/C][C]7.41944772798149[/C][/ROW]
[ROW][C]S.D.[/C][C]5.08188055635703[/C][/ROW]
[ROW][C]T-STAT[/C][C]1.45998073856741[/C][/ROW]
[ROW][C]p-value[/C][C]0.18242063395947[/C][/ROW]
[ROW][C]Lambda[/C][C]-6.41944772798149[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=294412&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=294412&T=3

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Regression: ln S.E.(k) = alpha + beta * ln Mean(k)
alpha-34.4245560440356
beta7.41944772798149
S.D.5.08188055635703
T-STAT1.45998073856741
p-value0.18242063395947
Lambda-6.41944772798149


Figures (Output of Computation)

Input Parameters & R Code

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')