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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, 08 Dec 2016 21:44:51 +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/2016/Dec/08/t14812299102tqhr41g0smctnd.htm/, Retrieved Sat, 27 Apr 2024 20:31:24 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=298394, Retrieved Sat, 27 Apr 2024 20:31:24 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact53

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Cronbach Alpha] [Cronbach Alpha TA] [2016-12-08 20:44:51] [e6dc02234f5305f92311fb16bc25f73e] [Current]
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Dataset

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

Tables (Output of Computation)





Summary of computational transaction
Raw Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R ServerBig Analytics Cloud Computing Center
R Framework error message
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.

\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 time0 seconds \tabularnewline
R ServerBig Analytics Cloud Computing Center \tabularnewline
R Framework error message & 
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.
 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=298394&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]0 seconds[/C][/ROW] [ROW]R Server[/C]Big Analytics Cloud Computing Center[/C][/ROW] [ROW]R Framework error message[/C][C]
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.
[/C][/ROW] [/TABLE] Source: https://freestatistics.org/blog/index.php?pk=298394&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=298394&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 time0 seconds
R ServerBig Analytics Cloud Computing Center
R Framework error message
The field 'Names of X columns' contains a hard return which cannot be interpreted.
Please, resubmit your request without hard returns in the 'Names of X columns'.






Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.47230.4780.42260.1863
KVDD1 excluded0.37310.37260.28950.1652
KVDD2 excluded0.43060.44040.35740.2078
KVDD3 excluded0.4080.41990.34230.1944
KVDD4 excluded0.39670.39320.30540.1776

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.4723 & 0.478 & 0.4226 & 0.1863 \tabularnewline
KVDD1 excluded & 0.3731 & 0.3726 & 0.2895 & 0.1652 \tabularnewline
KVDD2 excluded & 0.4306 & 0.4404 & 0.3574 & 0.2078 \tabularnewline
KVDD3 excluded & 0.408 & 0.4199 & 0.3423 & 0.1944 \tabularnewline
KVDD4

 excluded & 0.3967 & 0.3932 & 0.3054 & 0.1776 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=298394&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]0.4723[/C][C]0.478[/C][C]0.4226[/C][C]0.1863[/C][/ROW]
[ROW][C]KVDD1 excluded[/C][C]0.3731[/C][C]0.3726[/C][C]0.2895[/C][C]0.1652[/C][/ROW]
[ROW][C]KVDD2 excluded[/C][C]0.4306[/C][C]0.4404[/C][C]0.3574[/C][C]0.2078[/C][/ROW]
[ROW][C]KVDD3 excluded[/C][C]0.408[/C][C]0.4199[/C][C]0.3423[/C][C]0.1944[/C][/ROW]
[ROW][C]KVDD4

 excluded[/C][C]0.3967[/C][C]0.3932[/C][C]0.3054[/C][C]0.1776[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=298394&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=298394&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 itmes0.47230.4780.42260.1863
KVDD1 excluded0.37310.37260.28950.1652
KVDD2 excluded0.43060.44040.35740.2078
KVDD3 excluded0.4080.41990.34230.1944
KVDD4 excluded0.39670.39320.30540.1776


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')