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Author's title

Author

*Unverified author*

R Software Module

Ian.Hollidayrwasp_Bivariate Correllation.wasp

Title produced by software

Correlation

Date of computation

Thu, 05 May 2011 10:58:16 +0000

Cite this page as follows

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2011/May/05/t1304593174zt7sqnl0a7yxlgu.htm/, Retrieved Fri, 10 May 2024 00:12:20 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=121076, Retrieved Fri, 10 May 2024 00:12:20 +0000

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Original text written by user:

IsPrivate?

No (this computation is public)

User-defined keywords

Estimated Impact

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)

-     [Simple Linear Regression] [PY2224 Mock Exam ...] [2010-04-28 07:33:16] [98fd0e87c3eb04e0cc2efde01dbafab6]
- RMPD  [Correlation] [PY2224 Mock Exam ...] [2010-04-28 07:52:28] [98fd0e87c3eb04e0cc2efde01dbafab6]
-         [Correlation] [PY2224 Mock Exam ...] [2010-04-28 08:03:45] [98fd0e87c3eb04e0cc2efde01dbafab6]
-  M D      [Correlation] [PY2224 May Mock E...] [2010-04-28 12:25:43] [98fd0e87c3eb04e0cc2efde01dbafab6]
-    D        [Correlation] [PY2224 May Mock E...] [2010-04-30 11:35:53] [98fd0e87c3eb04e0cc2efde01dbafab6]
- R  D            [Correlation] [] [2011-05-05 10:58:16] [d41d8cd98f00b204e9800998ecf8427e] [Current]

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Dataseries X:

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Histogram

Boxplots

Dataseries Y:

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Histogram

1.6
1.8
5.2
4.1
0.4
2.7
2.4
2.6
2.4
7.2
3.7
8.4
1.5
8.0
0.0
7.1
2.8
8.2
2.3
5.0
5.9
6.2
3.6
1.6
3.2
2.6
1.6
5.8
2.8
1.2
-1.5
7.8
2.5
9.6
7.4

Summary of computational transaction
Raw Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	1 seconds
R Server	'Gwilym Jenkins' @ www.wessa.org

\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' @ www.wessa.org \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=121076&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' @ www.wessa.org[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=121076&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=121076&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 Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	1 seconds
R Server	'Gwilym Jenkins' @ www.wessa.org

Shapiro Test (Difference in weight)
Statistic W	Probability	Link
0.5828	0	Shapiro-Wilk Test

\begin{tabular}{lllllllll}
\hline
Shapiro Test (Difference in weight) \tabularnewline
Statistic W & Probability & Link \tabularnewline
0.5828 & 0 & Shapiro-Wilk Test \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=121076&T=1

[TABLE]
[ROW][C]Shapiro Test (Difference in weight)[/C][/ROW]
[ROW][C]Statistic W[/C][C]Probability[/C][C]Link[/C][/ROW]
[ROW][C]0.5828[/C][C]0[/C][C]Shapiro-Wilk Test[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=121076&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=121076&T=1

As an alternative you can also use a QR Code:

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

Shapiro Test (Difference in weight)
Statistic W	Probability	Link
0.5828	0	Shapiro-Wilk Test

Shapiro Test (Triglyceride level at week 8)
Statistic W	probability	Link
0.948	0.0984	Shapiro-Wilk Test

\begin{tabular}{lllllllll}
\hline
Shapiro Test (Triglyceride level at week 8) \tabularnewline
Statistic W & probability & Link \tabularnewline
0.948 & 0.0984 & Shapiro-Wilk Test \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=121076&T=2

[TABLE]
[ROW][C]Shapiro Test (Triglyceride level at week 8)[/C][/ROW]
[ROW][C]Statistic W[/C][C]probability[/C][C]Link[/C][/ROW]
[ROW][C]0.948[/C][C]0.0984[/C][C]Shapiro-Wilk Test[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=121076&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=121076&T=2

As an alternative you can also use a QR Code:

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

Shapiro Test (Triglyceride level at week 8)
Statistic W	probability	Link
0.948	0.0984	Shapiro-Wilk Test

Correlation Test X-Y
Statistic	Value	probability	Method	alternative
cor	-0.4376	0.0086	Pearson's product-moment correlation	two.sided

\begin{tabular}{lllllllll}
\hline
Correlation Test X-Y \tabularnewline
Statistic & Value & probability & Method & alternative \tabularnewline
cor & -0.4376 & 0.0086 & Pearson's product-moment correlation & two.sided \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=121076&T=3

[TABLE]
[ROW][C]Correlation Test X-Y[/C][/ROW]
[ROW][C]Statistic[/C][C]Value[/C][C]probability[/C][C]Method[/C][C]alternative[/C][/ROW]
[ROW][C]cor[/C][C]-0.4376[/C][C]0.0086[/C][C]Pearson's product-moment correlation[/C][C]two.sided[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=121076&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=121076&T=3

As an alternative you can also use a QR Code:

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

Correlation Test X-Y
Statistic	Value	probability	Method	alternative
cor	-0.4376	0.0086	Pearson's product-moment correlation	two.sided

Figure 1

PNG link

Postscript link

PDF link

Parameters (Session):

par1 = pearson ; par2 = two.sided ;

Parameters (R input):

par1 = pearson ; par2 = two.sided ;

R code (references can be found in the software module):

bitmap(file='test1.png')
plot(x,y, xlab=xlab, ylab=ylab)
abline(coef=(lm(y ~ x))$coeff, col='red')
ctp<-cor.test(x, y, use='pair', method='pearson')
legend('bottomright', c('cor =', as.character(round(ctp$estimate, digits=4))))
dev.off()
(sw1<-shapiro.test(x))
(sw2<-shapiro.test(y))
(cxy<-cor.test(x, y, method=par1))
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,paste('Shapiro Test (', xlab,')',sep=''),3,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Statistic W',header=TRUE)
a<-table.element(a,'Probability',header=TRUE)
a<-table.element(a,'Link',header=TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,round(sw1$statistic, digits=4))
a<-table.element(a,round(sw1$p.value, digits=4))
a<-table.element(a,hyperlink('http://en.wikipedia.org/wiki/Shapiro%E2%80%93Wilk_test','Shapiro-Wilk Test','Shapiro-Wilk Test'))
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, paste('Shapiro Test (', ylab,')',sep=''),3,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Statistic W',header=TRUE)
a<-table.element(a,'probability',header=TRUE)
a<-table.element(a,'Link',header=TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,round(sw2$statistic, digits=4))
a<-table.element(a,round(sw2$p.value, digits=4))
a<-table.element(a,hyperlink('http://en.wikipedia.org/wiki/Shapiro%E2%80%93Wilk_test','Shapiro-Wilk Test','Shapiro-Wilk Test'))
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,'Correlation Test X-Y',5,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Statistic',header=TRUE)
a<-table.element(a,'Value',header=TRUE)
a<-table.element(a,'probability',header=TRUE)
a<-table.element(a,'Method',header=TRUE)
a<-table.element(a,'alternative',header=TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,names(cxy$estimate))
a<-table.element(a,round(cxy$estimate, digits=4))
a<-table.element(a,round(cxy$p.value, digits=4))
a<-table.element(a,cxy$method)
a<-table.element(a,cxy$alternative)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable2.tab')

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Figures (Output of Computation)

Input Parameters & R Code