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Author's title

Author

*The author of this computation has been verified*

R Software Module

rwasp_cronbach.wasp

Title produced by software

Cronbach Alpha

Date of computation

Wed, 05 Dec 2018 02:26:57 +0100

Cite this page as follows

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2018/Dec/05/t15439732779ppfyftrvwzitok.htm/, Retrieved Fri, 03 May 2024 22:44:48 +0200

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=, Retrieved Fri, 03 May 2024 22:44:48 +0200

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Paste this QR Code to cite your computation.

Original text written by user:

Q8 Q9 Q10 Q11 Q12 Q13

IsPrivate?

No (this computation is public)

User-defined keywords

Estimated Impact

Dataseries X:

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Histogram

Boxplots

1	2	1	5	3	4
2	4	1	2	3	3
2	4	1	4	4	3
1	4	1	4	3	2
2	3	4	5	1	1
2	3	1	3	2	3
1	2	1	1	4	4
2	5	1	5	3	4
1	5	4	5	3	3
2	2	1	1	3	5
1	5	1	5	5	1
1	5	5	5	1	1
2	5	5	5	5	5
1	4	1	4	4	1
1	3	1	5	2	3
1	4	1	4	3	2
2	3	1	3	5	3
1	2	2	2	1	2
1	5	4	4	3	3
1	4	1	5	1	4
1	4	1	5	3	2
1	3	1	4	3	3
2	3	5	5	2	3
2	4	1	5	3	2
1	3	1	5	4	5
1	3	1	4	3	5
2	3	3	4	3	3
2	2	1	4	5	5
2	4	4	4	4	5
1	2	1	5	5	5
2	3	1	3	2	2
2	4	1	5	3	3
1	4	1	1	2	5
2	3	1	5	4	4
1	1	1	4	4	5
1	2	2	4	3	1
5	4	1	5	2	4
2	3	1	4	3	4
2	3	1	5	3	5
2	4	1	3	2	3
2	5	1	5	3	3
1	1	2	2	2	3
1	2	1	1	3	5
2	4	1	5	2	2
2	3	1	4	4	1
1	4	1	4	1	4
1	4	1	4	4	3
2	4	1	4	2	4
1	1	4	5	3	5
1	4	4	4	2	3
1	4	4	4	2	1
1	4	1	4	3	4
2	4	1	4	2	4
1	4	5	4	3	3
1	3	3	4	1	4
1	2	1	5	4	2
1	1	1	4	3	1
1	2	4	3	2	4
2	4	1	4	3	4
2	4	4	4	3	3
2	5	1	1	5	1
1	4	4	5	2	4
1	4	1	4	5	5
1	5	2	5	3	3
1	4	1	5	1	4
2	4	2	3	2	5
1	3	1	5	5	5
2	4	1	4	1	1
1	4	1	4	2	3
1	4	1	5	1	3
1	4	1	1	1	2
1	4	5	5	3	4
1	2	1	4	3	4
1	1	1	4	1	5
1	1	1	5	2	3
1	3	3	4	2	5
1	3	2	5	3	3
1	5	1	2	1	5
1	3	1	5	4	4
1	4	1	4	1	4
2	2	3	5	1	4
1	3	1	5	2	5
1	5	4	5	5	5
2	3	1	5	4	3
1	4	1	4	4	4
1	4	1	5	1	2

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	Big 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=&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=&T=0

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

Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.2879	0.2706	0.2664	0.0582
Q8 excluded	0.3059	0.3068	0.2838	0.0813
Q9 excluded	0.1705	0.1299	0.1314	0.029
Q10 excluded	0.2146	0.2122	0.1988	0.0511
Q11 excluded	0.257	0.2378	0.2259	0.0587
Q12 excluded	0.3041	0.2941	0.273	0.0769
Q13 excluded	0.2377	0.2166	0.21	0.0524

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.2879 & 0.2706 & 0.2664 & 0.0582 \tabularnewline
Q8 excluded & 0.3059 & 0.3068 & 0.2838 & 0.0813 \tabularnewline
Q9 excluded & 0.1705 & 0.1299 & 0.1314 & 0.029 \tabularnewline
Q10 excluded & 0.2146 & 0.2122 & 0.1988 & 0.0511 \tabularnewline
Q11 excluded & 0.257 & 0.2378 & 0.2259 & 0.0587 \tabularnewline
Q12 excluded & 0.3041 & 0.2941 & 0.273 & 0.0769 \tabularnewline
Q13 excluded & 0.2377 & 0.2166 & 0.21 & 0.0524 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=&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]0.2879[/C][C]0.2706[/C][C]0.2664[/C][C]0.0582[/C][/ROW]
[ROW][C]Q8 excluded[/C][C]0.3059[/C][C]0.3068[/C][C]0.2838[/C][C]0.0813[/C][/ROW]
[ROW][C]Q9 excluded[/C][C]0.1705[/C][C]0.1299[/C][C]0.1314[/C][C]0.029[/C][/ROW]
[ROW][C]Q10 excluded[/C][C]0.2146[/C][C]0.2122[/C][C]0.1988[/C][C]0.0511[/C][/ROW]
[ROW][C]Q11 excluded[/C][C]0.257[/C][C]0.2378[/C][C]0.2259[/C][C]0.0587[/C][/ROW]
[ROW][C]Q12 excluded[/C][C]0.3041[/C][C]0.2941[/C][C]0.273[/C][C]0.0769[/C][/ROW]
[ROW][C]Q13 excluded[/C][C]0.2377[/C][C]0.2166[/C][C]0.21[/C][C]0.0524[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=&T=1

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

As an alternative you can also use a QR Code:

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

Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.2879	0.2706	0.2664	0.0582
Q8 excluded	0.3059	0.3068	0.2838	0.0813
Q9 excluded	0.1705	0.1299	0.1314	0.029
Q10 excluded	0.2146	0.2122	0.1988	0.0511
Q11 excluded	0.257	0.2378	0.2259	0.0587
Q12 excluded	0.3041	0.2941	0.273	0.0769
Q13 excluded	0.2377	0.2166	0.21	0.0524

Parameters (Session):

par1 = TRUE ;

Parameters (R input):

par1 = TRUE ;

R code (references can be found in the software module):

par1 <- 'TRUE'
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')

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Input Parameters & R Code