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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_cronbach.wasp
Title produced by softwareCronbach Alpha
Date of computationWed, 17 Dec 2014 16:15:57 +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/2014/Dec/17/t1418832963z9t4nxsxc8if35u.htm/, Retrieved Sun, 19 May 2024 18:20:37 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=270494, Retrieved Sun, 19 May 2024 18:20:37 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact64

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Cronbach Alpha] [Intrinsic Motivat...] [2010-10-12 11:42:57] [b98453cac15ba1066b407e146608df68]
- RMPD  [Cronbach Alpha] [] [2014-12-17 15:59:50] [8d160a85bfd9526a7d0e42afc5fb569b]
-    D    [Cronbach Alpha] [] [2014-12-17 16:07:05] [8d160a85bfd9526a7d0e42afc5fb569b]
-  M        [Cronbach Alpha] [] [2014-12-17 16:09:43] [8d160a85bfd9526a7d0e42afc5fb569b]
-  M D          [Cronbach Alpha] [] [2014-12-17 16:15:57] [1d338d9433eb3ecdb4d9d35f41140a45] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
1	1	1	1
1	1	1	1
1	2	1	1
1	1	1	1
1	1	1	1
2	2	2	3
2	2	2	2
3	5	2	1
1	1	1	1
1	1	1	1
1	2	1	2
1	1	1	1
2	2	2	2
1	1	1	1
1	1	1	1
3	2	3	3
1	1	1	1
1	1	1	1
2	2	1	1
1	1	3	1
1	1	1	1
2	3	2	1
1	2	1	1
1	1	1	1
3	4	1	1
1	1	1	1
2	3	1	1
3	3	2	2
1	1	1	1
1	1	1	1
1	4	1	1
2	6	2	2
1	4	1	1
2	1	1	1
2	2	2	2
1	2	1	1
1	1	1	1
3	2	2	2
3	2	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	3	1	1
1	1	1	1
1	4	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	2	2	2
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	2	2	2
3	3	1	5
1	1	1	1
1	1	1	1
1	1	1	1
1	2	1	1
2	6	2	5
1	2	1	1
2	5	2	1
2	2	3	2
1	5	1	1
1	1	1	1
1	2	1	1
1	1	1	1
2	3	2	2
1	1	1	1
1	4	1	4
1	1	1	1
1	1	1	1
1	3	1	1
1	4	1	1
2	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	2	1	1
3	2	3	2
2	2	2	1
1	1	1	1
1	1	1	1
2	2	2	1
1	1	1	1
2	2	2	2
3	4	2	2
3	1	1	1
5	3	3	3
1	1	2	1
1	1	1	1
2	3	2	1
2	2	3	2
1	1	1	1
1	1	1	1
1	2	1	1
1	1	1	1
2	1	1	1
1	1	1	1
1	1	1	1
2	2	2	1
3	5	1	1
1	1	1	1
1	1	2	1
1	1	1	1
1	1	1	1
1	1	1	1
1	2	2	1
1	1	1	1
2	2	2	2
1	2	1	1
1	1	1	1
5	5	2	5
1	1	1	1
1	1	1	1
1	4	2	1
1	1	1	1
1	3	2	1
1	1	1	1
1	1	1	1
1	2	1	1
1	4	1	1
1	1	1	1
1	1	1	1
1	3	2	1
2	2	5	2
2	2	2	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	1	1	2
2	1	3	2
6	5	6	6
1	1	1	1
2	2	2	2
2	2	1	1
1	1	1	1
2	2	2	1
1	1	1	1
1	1	1	1
1	1	1	1
2	4	2	2
1	3	1	1
1	2	1	1
1	1	2	1
1	1	1	1
1	1	1	1
2	1	1	1
1	2	1	1
1	2	1	1
1	1	2	1
1	1	1	1
2	2	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	3	2	2
5	4	5	4
2	2	1	1
2	1	1	1
1	1	1	1
3	5	1	2
1	1	1	1
3	2	3	2
2	2	1	1
2	2	2	2
2	2	2	2
2	2	1	1
2	3	1	2
1	1	1	1
1	1	1	1
3	2	2	2
3	2	2	2
2	1	1	1
1	1	1	1
1	1	1	1
2	4	5	4
2	5	2	1
2	5	1	1
2	2	2	1
2	5	1	1
2	2	1	1
1	1	1	1
1	2	2	2
1	1	1	1
1	4	1	1
1	1	1	1
4	4	4	3
1	1	1	1
3	2	2	2
1	1	1	1
1	1	1	1
7	7	7	7
1	1	1	1
1	1	1	1
1	1	1	1
1	2	1	1
1	1	1	1
1	1	1	1
3	3	3	3
1	1	1	1
1	3	1	1
2	2	1	1
1	2	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	4	1	4
2	2	2	1
1	1	1	1
1	1	4	1
1	1	1	1
1	1	1	1
3	3	3	3
1	2	1	1
2	3	1	2
2	2	1	1
5	4	4	4
1	1	1	1
2	1	1	1
1	1	1	1
2	1	1	1
1	1	1	2
2	1	1	2
1	1	1	1
1	1	1	1
1	1	1	1
2	2	1	1
2	2	2	2
2	5	1	2
1	1	1	1
2	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
4	6	4	2
1	1	1	1
2	2	1	2
1	1	1	1
1	1	1	1
4	4	2	4
1	2	1	1
1	2	1	1
1	2	1	1
1	2	1	1
2	3	1	1
6	6	4	3
4	4	4	4
1	1	1	1
1	1	1	1
1	1	1	4
2	3	2	2
1	2	1	1
5	3	3	3
1	1	1	1
4	4	4	4
1	1	4	4
1	2	1	1
1	3	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	1	1	1
1	1	1	1
1	1	1	1
2	1	1	1
1	1	1	1
1	1	1	1
2	1	1	1
2	2	2	2
4	7	3	1
4	1	1	1
1	2	1	1
1	2	3	2
1	5	1	1
1	2	1	1
1	1	1	1
1	1	1	1
3	3	2	3
1	2	1	1
6	7	4	5
1	1	1	1
1	1	1	1
1	1	1	1
1	2	1	1
1	1	1	1
3	5	4	4
2	1	1	1
2	2	1	1
2	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	2	1	2
1	1	1	1
2	3	2	1
1	3	2	1
3	1	1	1
1	2	1	1
2	4	1	1
2	2	2	2
1	1	1	1
3	2	1	1
1	1	1	1
4	5	1	3
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
3	2	1	1
1	1	1	2
1	1	1	1
1	2	1	1
4	5	2	1
2	2	2	2
1	1	1	1
1	1	1	1
3	1	2	2
2	1	1	1
1	1	1	1
1	1	1	1
1	2	2	2
2	1	1	1
2	4	3	4
1	1	1	1
1	1	1	1
1	1	1	1
3	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	1	1	1
2	1	1	2
1	1	1	1
1	1	1	1
1	1	1	1
2	2	1	1
2	4	1	2
1	2	1	1
2	2	1	1
1	4	4	4
1	1	1	1
1	2	2	2
1	2	1	1
1	1	1	1
1	1	1	1
1	1	1	1
2	2	1	1
2	2	1	1
2	2	2	2
2	2	1	1
1	2	1	1
1	4	2	2
1	2	2	1
1	1	1	1
2	3	2	2
1	1	1	1
1	1	1	1
1	1	1	1
2	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	2	1	1
2	1	1	1
2	2	2	2
1	1	1	1
1	1	1	1
1	6	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	2	1	1
3	2	1	2
2	2	1	2
1	1	1	1
1	1	1	1
1	1	1	1
2	1	1	1
2	1	1	1
2	2	1	1
3	4	2	3
1	2	1	1
2	3	2	2
2	5	3	2
1	1	1	1
4	4	4	4
1	1	1	1
1	2	1	1
1	1	1	1
1	1	1	1
1	3	1	1
1	1	1	1
1	1	1	1
2	1	1	1
1	2	1	2
1	1	1	2
2	2	1	1
1	1	1	1
1	1	1	1
4	1	1	1
5	2	1	1
1	2	1	1
1	1	1	2
1	1	1	1
1	1	1	1
4	3	3	2
1	1	1	1
2	2	1	1
2	3	2	2
1	1	1	1
1	2	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
3	2	3	3
1	1	1	1
2	2	1	1
1	1	1	1
2	1	1	1
1	1	1	1
1	1	1	1
1	1	1	1
1	1	1	4
2	2	2	3
1	2	1	1
3	3	5	3
1	1	1	1
1	1	1	1
1	1	1	1
1	2	1	1
1	1	1	1
1	1	1	1
2	2	4	1
1	1	1	1
1	1	1	1
2	4	3	1
1	1	1	1
1	1	1	1
2	2	1	1
1	1	1	1
2	3	2	2
1	2	1	1
1	1	1	1
2	1	1	1
4	4	3	3
2	2	4	1
1	1	1	1
1	1	1	1
5	5	2	5
1	1	1	1
2	1	1	1
3	2	2	2
2	3	1	1
1	1	1	1
1	2	1	1
2	2	2	1
3	2	3	2
1	2	1	1
1	1	1	1
2	4	1	1
1	1	1	1
1	1	1	1
2	2	1	1
1	2	1	1

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 Maurice George Kendall' @ kendall.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 Maurice George Kendall' @ kendall.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=270494&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 Maurice George Kendall' @ kendall.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=270494&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=270494&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 Maurice George Kendall' @ kendall.wessa.net






Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.85030.86460.83280.6148
Q5 excluded0.79010.81650.75780.5973
Q12 excluded0.85190.85470.79820.6622
Q19 excluded0.80550.82130.7570.6051
Q26 excluded0.79860.81470.74980.5944

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.8503 & 0.8646 & 0.8328 & 0.6148 \tabularnewline
Q5 excluded & 0.7901 & 0.8165 & 0.7578 & 0.5973 \tabularnewline
Q12 excluded & 0.8519 & 0.8547 & 0.7982 & 0.6622 \tabularnewline
Q19 excluded & 0.8055 & 0.8213 & 0.757 & 0.6051 \tabularnewline
Q26 excluded & 0.7986 & 0.8147 & 0.7498 & 0.5944 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=270494&T=1

[TABLE]
[ROW][C]Cronbach Alpha and Related Statistics[/C][/ROW]
[ROW][C]Items[/C][C]Cronbach Alpha[/C][C]Std. Alpha[/C][C]G6(smc)[/C][C]Average R[/C][/ROW]
[ROW][C]All itmes[/C][C]0.8503[/C][C]0.8646[/C][C]0.8328[/C][C]0.6148[/C][/ROW]
[ROW][C]Q5 excluded[/C][C]0.7901[/C][C]0.8165[/C][C]0.7578[/C][C]0.5973[/C][/ROW]
[ROW][C]Q12 excluded[/C][C]0.8519[/C][C]0.8547[/C][C]0.7982[/C][C]0.6622[/C][/ROW]
[ROW][C]Q19 excluded[/C][C]0.8055[/C][C]0.8213[/C][C]0.757[/C][C]0.6051[/C][/ROW]
[ROW][C]Q26 excluded[/C][C]0.7986[/C][C]0.8147[/C][C]0.7498[/C][C]0.5944[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=270494&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=270494&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:

Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.85030.86460.83280.6148
Q5 excluded0.79010.81650.75780.5973
Q12 excluded0.85190.85470.79820.6622
Q19 excluded0.80550.82130.7570.6051
Q26 excluded0.79860.81470.74980.5944


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 1 2 3 4 5 6 7 ;
Parameters (R input):
par1 = 1 2 3 4 5 6 7 ;
R code (references can be found in the software module):
library(psych)
z <- t(y)
(r <- alpha(z))
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Cronbach Alpha and Related Statistics',5,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Items',1,TRUE)
a<-table.element(a,'Cronbach Alpha',1,TRUE)
a<-table.element(a,'Std. Alpha',1,TRUE)
a<-table.element(a,'G6(smc)',1,TRUE)
a<-table.element(a,'Average R',1,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'All itmes',header=TRUE)
a<-table.element(a,round(r$total['raw_alpha'],4))
a<-table.element(a,round(r$total['std.alpha'],4))
a<-table.element(a,round(r$total['G6(smc)'],4))
a<-table.element(a,round(r$total['average_r'],4))
a<-table.row.end(a)
n = length(z[1,])
for (i in 1:n) {
a<-table.row.start(a)
a<-table.element(a,paste(colnames(z)[i],' excluded',sep=''),header=TRUE)
a<-table.element(a,round(r$alpha.drop[i,'raw_alpha'],4))
a<-table.element(a,round(r$alpha.drop[i,'std.alpha'],4))
a<-table.element(a,round(r$alpha.drop[i,'G6(smc)'],4))
a<-table.element(a,round(r$alpha.drop[i,'average_r'],4))
a<-table.row.end(a)
}
a<-table.end(a)
table.save(a,file='mytable.tab')