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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_One Factor ANOVA.wasp
Title produced by softwareOne-Way-Between-Groups ANOVA- Free Statistics Software (Calculator)
Date of computationWed, 19 Dec 2018 11:08:43 +0100
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2018/Dec/19/t1545214138xzti41pxddweuyw.htm/, Retrieved Mon, 29 Apr 2024 18:11:36 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=316060, Retrieved Mon, 29 Apr 2024 18:11:36 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact23

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [One-Way-Between-Groups ANOVA- Free Statistics Software (Calculator)] [] [2018-12-19 10:08:43] [3c2089ce97d8f35a676afd9c800420d1] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
21 0 1
22 1 1
22 0 1
18 1 1
23 1 1
12 1 1
20 0 1
22 1 1
21 1 1
19 1 1
22 1 1
15 1 1
20 1 1
19 0 1
18 0 1
15 0 0
20 1 1
21 0 1
21 1 0
15 0 1
16 1 1
23 1 1
21 0 1
18 1 1
25 1 1
9 1 1
30 1 0
20 0 0
23 1 1
16 0 1
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19 0 1
25 1 1
18 1 1
23 1 1
21 1 1
10 0 1
14 1 0
22 1 1
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23 1 1
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23 0 1
15 1 1
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21 0 0
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21 1 0
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22 0 0
19 1 0
20 0 0
26 1 0
23 1 0
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21 1 0
21 1 0
19 0 0
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20 1 0
11 0 0
8 0 0
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19 0 0
19 1 0
23 1 1
22 1 1
21 1 1
25 1 1
30 0 0
17 1 0
27 1 1
23 0 1
23 1 1
18 0 1
18 0 1
23 1 1
19 1 1
15 1 1
20 1 1
16 1 1
24 1 0
25 1 1
25 1 1
19 0 1
19 1 1
16 1 1
19 1 1
19 1 1
23 1 1
21 1 1
22 0 1
19 1 1
20 1 0
20 1 1
3 1 1
23 1 1
23 0 1
20 0 1
15 1 1
16 0 1
7 0 1
24 1 1
17 0 1
24 1 1
24 1 1
19 0 1
25 1 0
20 1 0
28 1 1
23 0 1
27 0 0
18 0 0
28 0 0
21 1 0
19 0 1
23 1 1
27 0 0
22 1 0
28 0 0
25 1 0
21 0 0
22 0 0
28 1 0
20 0 0
29 1 0
25 1 1
25 1 1
20 1 0
20 1 1
16 0 1
20 1 0
20 0 1
23 0 0
18 0 0
25 1 1
18 0 0
19 1 0
25 0 0
25 0 0
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19 1 0
26 1 0
10 1 0
17 1 0
13 0 0
17 0 0
30 1 0
25 0 1
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21 0 0
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22 1 0
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20 1 1
22 0 1
19 1 1
24 1 1
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23 1 0
15 0 0
27 1 1
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22 1 0
22 0 1
18 0 0
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10 1 0
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23 1 0
19 0 0
13 0 0
27 1 0
23 1 0
16 0 0
25 1 0
2 0 0
26 0 0
20 1 0
23 0 1
22 0 0
24 1 0

Tables (Output of Computation)





Summary of computational transaction
Raw Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time6 seconds
R ServerBig Analytics Cloud Computing Center

\begin{tabular}{lllllllll}
\hline
Summary of computational transaction \tabularnewline
Raw Input view raw input (R code)  \tabularnewline
Raw Outputview raw output of R engine  \tabularnewline
Computing time6 seconds \tabularnewline
R ServerBig Analytics Cloud Computing Center \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=316060&T=0

[TABLE]
[ROW]
Summary of computational transaction[/C][/ROW] [ROW]Raw Input[/C] view raw input (R code) [/C][/ROW] [ROW]Raw Output[/C]view raw output of R engine [/C][/ROW] [ROW]Computing time[/C]6 seconds[/C][/ROW] [ROW]R Server[/C]Big Analytics Cloud Computing Center[/C][/ROW] [/TABLE] Source: https://freestatistics.org/blog/index.php?pk=316060&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=316060&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 Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time6 seconds
R ServerBig Analytics Cloud Computing Center






ANOVA Model
gender ~ group
means0.5220.091

\begin{tabular}{lllllllll}
\hline
ANOVA Model \tabularnewline
gender  ~  group \tabularnewline
means & 0.522 & 0.091 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=316060&T=1

[TABLE]
[ROW][C]ANOVA Model[/C][/ROW]
[ROW][C]gender  ~  group[/C][/ROW]
[ROW][C]means[/C][C]0.522[/C][C]0.091[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=316060&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=316060&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:

ANOVA Model
gender ~ group
means0.5220.091






ANOVA Statistics
DfSum SqMean SqF valuePr(>F)
group10.570.572.3280.128
Residuals27667.6310.245 

\begin{tabular}{lllllllll}
\hline
ANOVA Statistics \tabularnewline
  & Df & Sum Sq & Mean Sq & F value & Pr(>F) \tabularnewline
group & 1 & 0.57 & 0.57 & 2.328 & 0.128 \tabularnewline
Residuals & 276 & 67.631 & 0.245 &   &   \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=316060&T=2

[TABLE]
[ROW][C]ANOVA Statistics[/C][/ROW]
[ROW][C] [/C][C]Df[/C][C]Sum Sq[/C][C]Mean Sq[/C][C]F value[/C][C]Pr(>F)[/C][/ROW]
[ROW][C]group[/C][C]1[/C][C]0.57[/C][C]0.57[/C][C]2.328[/C][C]0.128[/C][/ROW]
[ROW][C]Residuals[/C][C]276[/C][C]67.631[/C][C]0.245[/C][C] [/C][C] [/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=316060&T=2

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=316060&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:

ANOVA Statistics
DfSum SqMean SqF valuePr(>F)
group10.570.572.3280.128
Residuals27667.6310.245






Tukey Honest Significant Difference Comparisons
difflwruprp adj
1-00.091-0.0260.2080.128

\begin{tabular}{lllllllll}
\hline
Tukey Honest Significant Difference Comparisons \tabularnewline
  & diff & lwr & upr & p adj \tabularnewline
1-0 & 0.091 & -0.026 & 0.208 & 0.128 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=316060&T=3

[TABLE]
[ROW][C]Tukey Honest Significant Difference Comparisons[/C][/ROW]
[ROW][C] [/C][C]diff[/C][C]lwr[/C][C]upr[/C][C]p adj[/C][/ROW]
[ROW][C]1-0[/C][C]0.091[/C][C]-0.026[/C][C]0.208[/C][C]0.128[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=316060&T=3

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=316060&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:

Tukey Honest Significant Difference Comparisons
difflwruprp adj
1-00.091-0.0260.2080.128






Levenes Test for Homogeneity of Variance
DfF valuePr(>F)
Group12.3280.128
276 

\begin{tabular}{lllllllll}
\hline
Levenes Test for Homogeneity of Variance \tabularnewline
  & Df & F value & Pr(>F) \tabularnewline
Group & 1 & 2.328 & 0.128 \tabularnewline
  & 276 &   &   \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=316060&T=4

[TABLE]
[ROW][C]Levenes Test for Homogeneity of Variance[/C][/ROW]
[ROW][C] [/C][C]Df[/C][C]F value[/C][C]Pr(>F)[/C][/ROW]
[ROW][C]Group[/C][C]1[/C][C]2.328[/C][C]0.128[/C][/ROW]
[ROW][C] [/C][C]276[/C][C] [/C][C] [/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=316060&T=4

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=316060&T=4

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


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

Levenes Test for Homogeneity of Variance
DfF valuePr(>F)
Group12.3280.128
276


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 2 ; par2 = 3 ; par3 = TRUE ;
Parameters (R input):
par1 = 2 ; par2 = 3 ; par3 = TRUE ;
R code (references can be found in the software module):
cat1 <- as.numeric(par1) #
cat2<- as.numeric(par2) #
intercept<-as.logical(par3)
x <- t(x)
x1<-as.numeric(x[,cat1])
f1<-as.character(x[,cat2])
xdf<-data.frame(x1,f1)
(V1<-dimnames(y)[[1]][cat1])
(V2<-dimnames(y)[[1]][cat2])
names(xdf)<-c('Response', 'Treatment')
if(intercept == FALSE) (lmxdf<-lm(Response ~ Treatment - 1, data = xdf) ) else (lmxdf<-lm(Response ~ Treatment, data = xdf) )
(aov.xdf<-aov(lmxdf) )
(anova.xdf<-anova(lmxdf) )
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'ANOVA Model', length(lmxdf$coefficients)+1,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a, paste(V1, ' ~ ', V2), length(lmxdf$coefficients)+1,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a, 'means',,TRUE)
for(i in 1:length(lmxdf$coefficients)){
a<-table.element(a, round(lmxdf$coefficients[i], digits=3),,FALSE)
}
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,'ANOVA Statistics', 5+1,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a, ' ',,TRUE)
a<-table.element(a, 'Df',,FALSE)
a<-table.element(a, 'Sum Sq',,FALSE)
a<-table.element(a, 'Mean Sq',,FALSE)
a<-table.element(a, 'F value',,FALSE)
a<-table.element(a, 'Pr(>F)',,FALSE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a, V2,,TRUE)
a<-table.element(a, anova.xdf$Df[1],,FALSE)
a<-table.element(a, round(anova.xdf$'Sum Sq'[1], digits=3),,FALSE)
a<-table.element(a, round(anova.xdf$'Mean Sq'[1], digits=3),,FALSE)
a<-table.element(a, round(anova.xdf$'F value'[1], digits=3),,FALSE)
a<-table.element(a, round(anova.xdf$'Pr(>F)'[1], digits=3),,FALSE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a, 'Residuals',,TRUE)
a<-table.element(a, anova.xdf$Df[2],,FALSE)
a<-table.element(a, round(anova.xdf$'Sum Sq'[2], digits=3),,FALSE)
a<-table.element(a, round(anova.xdf$'Mean Sq'[2], digits=3),,FALSE)
a<-table.element(a, ' ',,FALSE)
a<-table.element(a, ' ',,FALSE)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable1.tab')
bitmap(file='anovaplot.png')
boxplot(Response ~ Treatment, data=xdf, xlab=V2, ylab=V1)
dev.off()
if(intercept==TRUE){
'Tukey Plot'
thsd<-TukeyHSD(aov.xdf)
bitmap(file='TukeyHSDPlot.png')
plot(thsd)
dev.off()
}
if(intercept==TRUE){
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Tukey Honest Significant Difference Comparisons', 5,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a, ' ', 1, TRUE)
for(i in 1:4){
a<-table.element(a,colnames(thsd[[1]])[i], 1, TRUE)
}
a<-table.row.end(a)
for(i in 1:length(rownames(thsd[[1]]))){
a<-table.row.start(a)
a<-table.element(a,rownames(thsd[[1]])[i], 1, TRUE)
for(j in 1:4){
a<-table.element(a,round(thsd[[1]][i,j], digits=3), 1, FALSE)
}
a<-table.row.end(a)
}
a<-table.end(a)
table.save(a,file='mytable2.tab')
}
if(intercept==FALSE){
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'TukeyHSD Message', 1,TRUE)
a<-table.row.end(a)
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Must Include Intercept to use Tukey Test ', 1, FALSE)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable2.tab')
}
library(car)
lt.lmxdf<-leveneTest(lmxdf)
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Levenes Test for Homogeneity of Variance', 4,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,' ', 1, TRUE)
for (i in 1:3){
a<-table.element(a,names(lt.lmxdf)[i], 1, FALSE)
}
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Group', 1, TRUE)
for (i in 1:3){
a<-table.element(a,round(lt.lmxdf[[i]][1], digits=3), 1, FALSE)
}
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,' ', 1, TRUE)
a<-table.element(a,lt.lmxdf[[1]][2], 1, FALSE)
a<-table.element(a,' ', 1, FALSE)
a<-table.element(a,' ', 1, FALSE)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable3.tab')