## Free Statistics

of Irreproducible Research!

Author's title
Author*The author of this computation has been verified*
R Software ModuleIan.Hollidayrwasp_Tests to Compare Two Means.wasp
Title produced by softwareAston University Statistical Software
Date of computationThu, 19 Nov 2009 15:46:22 -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/2009/Nov/19/t1258670894y47x5fx0t8ua4ec.htm/, Retrieved Tue, 29 Nov 2022 11:18:52 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=57971, Retrieved Tue, 29 Nov 2022 11:18:52 +0000
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Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact128
Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Aston University Statistical Software] [Morning Sickness ...] [2009-11-16 16:26:06] [74be16979710d4c4e7c6647856088456]
- R     [Aston University Statistical Software] [Morning Sickness ...] [2009-11-16 17:22:16] [74be16979710d4c4e7c6647856088456]
-   P     [Aston University Statistical Software] [Stats week7] [2009-11-19 13:34:44] [66f61a2d5ef80b1eafe31e5651ad0889]
-   PD        [Aston University Statistical Software] [L&Canalysisa] [2009-11-19 22:46:22] [a7f13dae636b456eedcc3377e4adbf92] [Current]
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Dataseries X:
4	8
7	5
11	1
12	0
12	0
11	1
11	1
12	0
12	0
11	1
12	0
12	0
12	0
5	7
12	0
12	0
9	3
12	0
10	2
10	2
12	0
12	0
11	1
12	0
10	2
12	0
9	3
12	0
12	0
10	2
11	1
12	0
12	0
12	0
12	0
11	1
8	4
11	1
11	1
11	1
12	0
12	0
12	0
7	5
11	1
12	0
10	2
11	1
11	1
11	1
10	2
12	0
12	0
12	0
10	2
12	0
9	3
10	2
11	1
11	1
10	2
11	1
9	3
12	0
10	2
11	1
10	2
12	0
10	2
11	1
12	0
9	3
10	2
10	2
10	2
8	4
6	6
12	0
10	2
10	2
12	0
11	1
11	1
10	2
11	1
12	0

 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' @ 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=57971&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=57971&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=57971&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' @ 72.249.127.135

 T-Test Difference: Mean1 - Mean2 9.39535 T Statistic 26.82763 P-value 0 Lower Confidence Limit 8.81295 Upper Confidence Limit Inf

\begin{tabular}{lllllllll}
\hline
T-Test \tabularnewline
Difference: Mean1 - Mean2 & 9.39535 \tabularnewline
T Statistic & 26.82763 \tabularnewline
P-value & 0 \tabularnewline
Lower Confidence Limit & 8.81295 \tabularnewline
Upper Confidence Limit & Inf \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=57971&T=1

[TABLE]
[ROW][C]T-Test[/C][/ROW]
[ROW][C]Difference: Mean1 - Mean2[/C][C]9.39535[/C][/ROW]
[ROW][C]T Statistic[/C][C]26.82763[/C][/ROW]
[ROW][C]P-value[/C][C]0[/C][/ROW]
[ROW][C]Lower Confidence Limit[/C][C]8.81295[/C][/ROW]
[ROW][C]Upper Confidence Limit[/C][C]Inf[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=57971&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=57971&T=1

As an alternative you can also use a QR Code:

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

 T-Test Difference: Mean1 - Mean2 9.39535 T Statistic 26.82763 P-value 0 Lower Confidence Limit 8.81295 Upper Confidence Limit Inf

 Standard Deviations Variable 1 1.62386 Variable 2 1.62386

\begin{tabular}{lllllllll}
\hline
Standard Deviations \tabularnewline
Variable 1 & 1.62386 \tabularnewline
Variable 2 & 1.62386 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=57971&T=2

[TABLE]
[ROW][C]Standard Deviations[/C][/ROW]
[ROW][C]Variable 1[/C][C]1.62386[/C][/ROW]
[ROW][C]Variable 2[/C][C]1.62386[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=57971&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=57971&T=2

As an alternative you can also use a QR Code:

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

 Standard Deviations Variable 1 1.62386 Variable 2 1.62386

par2 <- as.numeric(par2)par3 <- as.numeric(par3)par4 <- as.character(par4)par5 <- as.character(par5)par6 <- as.numeric(par6)par7 <- as.numeric(par7)par8 <- as.logical(par8)if ( par5 == 'unpaired') paired <- FALSE else paired <- TRUEx <- t(y)if(par8){bitmap(file='test1.png')(r<-boxplot(x ,xlab=xlab,ylab=ylab,main=main,notch=FALSE,col=2))dev.off()}load(file='createtable')if( par4 == 'Wilcoxon-Mann_Whitney'){a<-table.start()a <- table.row.start(a)a <- table.element(a,'Wilcoxon Test',3,TRUE)a <- table.row.end(a)a <- table.row.start(a)a <- table.element(a,'',1,TRUE)a <- table.element(a,'Statistic',1,TRUE)a <- table.element(a,'P-value',1,TRUE)a <- table.row.end(a)W <- wilcox.test(x[,par2],x[,par3],alternative=par1, paired = paired)a<-table.row.start(a)a<-table.element(a,'Wilcoxon Test',1,TRUE)a<-table.element(a,W$statistic[[1]])a<-table.element(a,round(W$p.value, digits=5) )a<-table.row.end(a)a<-table.end(a)table.save(a,file='mytable.tab')}if( par4 == 'T-Test'){T <- t.test(x[,par2],x[,par3],alternative=par1, paired=paired, mu=par6, conf.level=par7)a<-table.start()a <- table.row.start(a)a <- table.element(a,'T-Test',3,TRUE)a <- table.row.end(a)if(paired){a <- table.row.start(a)a <- table.element(a,'Difference: Mean1 - Mean2',1,TRUE)a<-table.element(a,round(T$estimate, digits=5) )a <- table.row.end(a)}if(!paired){a <- table.row.start(a)a <- table.element(a,'Mean1',1,TRUE)a<-table.element(a,round(T$estimate[1], digits=5) )a <- table.row.end(a)a <- table.row.start(a)a <- table.element(a,'Mean2',1,TRUE)a<-table.element(a,round(T$estimate[2], digits=5) )a <- table.row.end(a)}a <- table.row.start(a)a <- table.element(a,'T Statistic',1,TRUE)a<-table.element(a,round(T$statistic, digits=5) )a <- table.row.end(a)a <- table.row.start(a)a <- table.element(a,'P-value',1,TRUE)a<-table.element(a,round(T$p.value, digits=5) )a <- table.row.end(a)a <- table.row.start(a)a <- table.element(a,'Lower Confidence Limit',1,TRUE)a<-table.element(a,round(T$conf.int[1], digits=5) )a <- table.row.end(a)a<-table.row.start(a)a <- table.element(a,'Upper Confidence Limit',1,TRUE)a<-table.element(a,round(T\$conf.int[2], digits=5) )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,'Standard Deviations',3,TRUE)a <- table.row.end(a)a <- table.row.start(a)a <- table.element(a,'Variable 1',1,TRUE)a<-table.element(a,round(sd(x[,par2]), digits=5) )a <- table.row.end(a)a <- table.row.start(a)a <- table.element(a,'Variable 2',1,TRUE)a<-table.element(a,round(sd(x[,par3]), digits=5) )a <- table.row.end(a)a<-table.end(a)table.save(a,file='mytable1.tab')