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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 computationThu, 30 Nov 2017 13:22:06 +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/2017/Nov/30/t1512044553ekrfjt1glsal8tf.htm/, Retrieved Sat, 18 May 2024 13:50:59 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=308387, Retrieved Sat, 18 May 2024 13:50:59 +0000
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Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact100

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Cronbach Alpha] [Intentie - Voordeel] [2017-11-30 12:22:06] [30e08ccf92bdf95f8dcbf6f321363364] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
7	7
8	8
8	10
10	10
8	5
9	7
8	8
10	9
7	8
10	8
8	8
8	10
6	10
7	8
9	10
9	9
8	7
8	8
10	10
7	4
7	9
7	5
6	4
9	9
7	6
8	8
10	10
9	9
8	8
8	7
10	10
8	6
4	9
6	5
7	4
7	8
3	2
8	10
8	5
6	8
10	8
8	8
4	7
8	10
7	10
6	7
9	10
10	10
9	8
7	7
10	8
7	6
10	10
9	9
7	9
10	7
8	8
8	6
6	7
9	9
7	7
8	7
8	7
9	10
5	4
9	10
6	3
8	8
10	10
7	8
5	6
4	6
9	10
10	10
8	7
6	8
6	7
9	9
3	2
7	10
9	10
7	7
8	8
9	8
9	10
8	8
9	8
6	7
7	8
8	8
7	10
9	9
9	9
5	4
6	5
8	10
10	9
5	6
8	8
8	8
10	9
7	8
9	4
8	5
8	10
10	10
9	9
9	9
6	6
8	7
5	4
3	6
6	4
6	4
10	10
9	6
9	9
5	7
6	4
7	8
8	8
9	8
3	7
5	6
5	5
9	5
10	7
7	4
8	8
6	7
5	6
8	8
7	5
5	3
6	5
10	10
10	7
6	4
4	2
8	6
5	3
7	8
10	9
8	5
7	6
2	2
7	6
9	10
8	8
5	10
8	8
6	8
7	6
10	9
8	9
10	9
9	8
8	8
10	10
4	3
6	6
9	9
4	3
6	4
7	5
9	9
8	8
6	5
4	4
8	5
8	7
9	7
6	8
5	8
5	6
8	7
8	9
9	9
7	6
9	9
8	9
6	8
7	6
8	6
8	10
7	8
7	10
8	8
8	7
9	7
9	8
9	8
8	7
2	2
8	5
8	7
8	5
7	5
10	10
8	8
10	7
5	6
4	6
10	5
8	7
7	8
5	7
7	8
9	9
8	5
8	5
2	5
9	10
8	5
5	5
7	8
8	10
7	7
5	2
10	6
6	3
6	6
5	4
7	4
8	8
8	7
4	5
9	9
4	5
10	6
6	5
6	2
8	8
8	7
8	9
8	9
8	9
8	10
7	6
7	9
8	9
10	6
10	10
3	5
8	9
2	4
4	2
4	3
9	9
10	10
6	6
10	9
10	8
3	2
9	6
9	9
6	6
5	4
4	3
4	3
6	4
6	6
8	8
8	6
5	7
7	8
6	3
10	10
8	8
8	6
9	10
5	8
10	10
8	7
9	10
8	6
7	7
10	9
10	6
9	7
4	6
4	4
8	6
9	8
10	9
8	8
5	6
10	6
8	10
7	8
8	8
8	7
9	4
8	9
6	8
8	10
8	8
5	6
9	7
8	8
8	5
8	10
6	2
6	6
9	7
8	5
9	8
10	7
8	7
8	10
7	7
7	6
10	10
8	6
7	5
10	8
7	8
7	5
9	8
9	10
8	7
6	7
8	7
9	7
2	2
6	4
8	6
8	7
7	9
8	9
6	4
10	9
10	9
10	8
8	7
8	9
7	7
10	6
5	7
3	2
2	3
3	4
4	5
2	2
6	6
8	8
8	5
5	4
10	10
9	10
8	10
9	9
8	5
5	5
7	7
9	10
8	9
4	8
7	8
8	8
7	8
7	8
9	7
6	6
7	8
4	2
6	5
10	4
9	9
10	10
8	6
4	4
8	10
5	6
8	7
9	7
8	8
4	6
8	5
10	6
6	7
7	6
10	9
9	9
8	7
3	6
8	7
7	7
7	8
8	7
8	8
7	7
7	4
9	10
9	8
9	8
4	2
6	6
6	4
6	4
8	9
3	2
8	6
8	7
6	4
10	10
2	3
9	7
6	4
6	8
5	4
4	5
7	6
5	5
8	9
6	6
9	8
6	4
4	4
7	8
2	4
8	10
9	8
6	5
5	3
7	7
8	6
4	5
9	5
9	9
9	2
7	7
5	7
7	5
9	9
8	4
6	5
9	9
8	7
7	6
7	8
7	7
8	6
10	8
6	6
6	7

Tables (Output of Computation)





Summary of computational transaction
Raw Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time1 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 time1 seconds \tabularnewline
R ServerBig Analytics Cloud Computing Center \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=308387&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]1 seconds[/C][/ROW] [ROW]R Server[/C]Big Analytics Cloud Computing Center[/C][/ROW] [/TABLE] Source: https://freestatistics.org/blog/index.php?pk=308387&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=308387&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 time1 seconds
R ServerBig Analytics Cloud Computing Center






Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.78270.78550.64680.6468
intentie excluded0.64680.64680.41840.6468
voordeel excluded0.41840.6468NANA

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.7827 & 0.7855 & 0.6468 & 0.6468 \tabularnewline
intentie excluded & 0.6468 & 0.6468 & 0.4184 & 0.6468 \tabularnewline
voordeel excluded & 0.4184 & 0.6468 & NA & NA \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=308387&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]0.7827[/C][C]0.7855[/C][C]0.6468[/C][C]0.6468[/C][/ROW]
[ROW][C]intentie excluded[/C][C]0.6468[/C][C]0.6468[/C][C]0.4184[/C][C]0.6468[/C][/ROW]
[ROW][C]voordeel excluded[/C][C]0.4184[/C][C]0.6468[/C][C]NA[/C][C]NA[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=308387&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=308387&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 itmes0.78270.78550.64680.6468
intentie excluded0.64680.64680.41840.6468
voordeel excluded0.41840.6468NANA


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = TRUE ;
Parameters (R input):
par1 = TRUE ;
R code (references can be found in the software module):
library(psych)
par1b <- T
if(par1=='FALSE') par1b <- F
z <- t(y)
(r <- alpha(z,check.keys=par1b))
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')