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Author

*Unverified author*

R Software Module

rwasp_cronbach.wasp

Title produced by software

Cronbach Alpha

Date of computation

Sat, 04 Feb 2023 20:48:15 +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/2023/Feb/04/t1675540399nxabape9x1dp2dw.htm/, Retrieved Mon, 20 May 2024 00:03:35 +0200

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=, Retrieved Mon, 20 May 2024 00:03:35 +0200

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Estimated Impact

Dataseries X:

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2	5	2	3	3	3	2	0	2	3	0	3	0	1	0	3	2
0	5	2	0	3	2	0	0	0	2	0	0	0	0	0	0	1
3	6	3	3	2	3	0	0	1	3	0	3	0	3	2	3	3
2	6	1	3	2	2	2	2	2	2	2	2	2	2	2	2	2
1	5	2	2	2	3	0	1	1	1	1	1	1	2	1	2	1
0	6	0	1	1	1	0	0	0	2	0	0	0	0	0	0	0
0	6	0	1	1	2	0	0	0	0	0	1	0	1	0	1	0
2	9	3	3	3	1	2	0	1	2	3	3	3	1	3	3	3
2	4	3	2	2	1	0	1	0	1	1	0	0	1	0	0	1
1	5	3	3	2	2	0	1	0	3	2	1	0	3	0	2	2
1	3	2	3	3	2	0	0	0	2	3	3	3	3	2	3	3
0	5	1	1	1	1	0	3	2	3	0	0	0	1	0	0	0
1	5	3	1	0	1	0	1	3	2	1	2	2	1	0	0	0
0	6	3	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2	5	2	3	1	2	0	0	1	3	1	2	0	1	0	1	0
2	6	1	3	3	1	0	2	2	2	1	1	2	2	0	1	1
1	6	1	2	2	1	2	0	1	1	1	1	1	2	3	2	2

Summary of computational transaction
Raw Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	0 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 time0 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]

0 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	0 seconds
R Server	Big Analytics Cloud Computing Center

Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.8856	0.8815	1	0.3044
Q1 excluded	0.8731	0.8672	0.9875	0.2899
Q2 excluded	0.8952	0.8888	0.9966	0.3331
Q3 excluded	0.8899	0.8857	0.9906	0.3263
Q4 excluded	0.8681	0.8634	0.9863	0.2831
Q5 excluded	0.8777	0.8728	0.9999	0.3002
Q6 excluded	0.8842	0.8802	0.9913	0.3148
Q7 excluded	0.8794	0.875	0.9954	0.3044
Q8 excluded	0.8942	0.8924	0.997	0.3414
Q9 excluded	0.8909	0.8877	0.9948	0.3308
Q10 excluded	0.886	0.8817	0.9975	0.3177
Q11 excluded	0.8764	0.8722	0.9887	0.299
Q12 excluded	0.866	0.8619	0.992	0.2806
Q13 excluded	0.8794	0.8752	0.9948	0.3047
Q14 excluded	0.877	0.8723	0.9997	0.2992
Q15 excluded	0.873	0.869	0.9928	0.2931
Q16 excluded	0.8633	0.86	0.9858	0.2775
Q17 excluded	0.865	0.861	0.9983	0.2791

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.8856 & 0.8815 & 1 & 0.3044 \tabularnewline
Q1 excluded & 0.8731 & 0.8672 & 0.9875 & 0.2899 \tabularnewline
Q2 excluded & 0.8952 & 0.8888 & 0.9966 & 0.3331 \tabularnewline
Q3 excluded & 0.8899 & 0.8857 & 0.9906 & 0.3263 \tabularnewline
Q4 excluded & 0.8681 & 0.8634 & 0.9863 & 0.2831 \tabularnewline
Q5 excluded & 0.8777 & 0.8728 & 0.9999 & 0.3002 \tabularnewline
Q6 excluded & 0.8842 & 0.8802 & 0.9913 & 0.3148 \tabularnewline
Q7 excluded & 0.8794 & 0.875 & 0.9954 & 0.3044 \tabularnewline
Q8 excluded & 0.8942 & 0.8924 & 0.997 & 0.3414 \tabularnewline
Q9 excluded & 0.8909 & 0.8877 & 0.9948 & 0.3308 \tabularnewline
Q10 excluded & 0.886 & 0.8817 & 0.9975 & 0.3177 \tabularnewline
Q11 excluded & 0.8764 & 0.8722 & 0.9887 & 0.299 \tabularnewline
Q12 excluded & 0.866 & 0.8619 & 0.992 & 0.2806 \tabularnewline
Q13 excluded & 0.8794 & 0.8752 & 0.9948 & 0.3047 \tabularnewline
Q14 excluded & 0.877 & 0.8723 & 0.9997 & 0.2992 \tabularnewline
Q15 excluded & 0.873 & 0.869 & 0.9928 & 0.2931 \tabularnewline
Q16 excluded & 0.8633 & 0.86 & 0.9858 & 0.2775 \tabularnewline
Q17 excluded & 0.865 & 0.861 & 0.9983 & 0.2791 \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]0.8856[/C][C]0.8815[/C][C]1[/C][C]0.3044[/C][/ROW]
[ROW][C]Q1 excluded[/C][C]0.8731[/C][C]0.8672[/C][C]0.9875[/C][C]0.2899[/C][/ROW]
[ROW][C]Q2 excluded[/C][C]0.8952[/C][C]0.8888[/C][C]0.9966[/C][C]0.3331[/C][/ROW]
[ROW][C]Q3 excluded[/C][C]0.8899[/C][C]0.8857[/C][C]0.9906[/C][C]0.3263[/C][/ROW]
[ROW][C]Q4 excluded[/C][C]0.8681[/C][C]0.8634[/C][C]0.9863[/C][C]0.2831[/C][/ROW]
[ROW][C]Q5 excluded[/C][C]0.8777[/C][C]0.8728[/C][C]0.9999[/C][C]0.3002[/C][/ROW]
[ROW][C]Q6 excluded[/C][C]0.8842[/C][C]0.8802[/C][C]0.9913[/C][C]0.3148[/C][/ROW]
[ROW][C]Q7 excluded[/C][C]0.8794[/C][C]0.875[/C][C]0.9954[/C][C]0.3044[/C][/ROW]
[ROW][C]Q8 excluded[/C][C]0.8942[/C][C]0.8924[/C][C]0.997[/C][C]0.3414[/C][/ROW]
[ROW][C]Q9 excluded[/C][C]0.8909[/C][C]0.8877[/C][C]0.9948[/C][C]0.3308[/C][/ROW]
[ROW][C]Q10 excluded[/C][C]0.886[/C][C]0.8817[/C][C]0.9975[/C][C]0.3177[/C][/ROW]
[ROW][C]Q11 excluded[/C][C]0.8764[/C][C]0.8722[/C][C]0.9887[/C][C]0.299[/C][/ROW]
[ROW][C]Q12 excluded[/C][C]0.866[/C][C]0.8619[/C][C]0.992[/C][C]0.2806[/C][/ROW]
[ROW][C]Q13 excluded[/C][C]0.8794[/C][C]0.8752[/C][C]0.9948[/C][C]0.3047[/C][/ROW]
[ROW][C]Q14 excluded[/C][C]0.877[/C][C]0.8723[/C][C]0.9997[/C][C]0.2992[/C][/ROW]
[ROW][C]Q15 excluded[/C][C]0.873[/C][C]0.869[/C][C]0.9928[/C][C]0.2931[/C][/ROW]
[ROW][C]Q16 excluded[/C][C]0.8633[/C][C]0.86[/C][C]0.9858[/C][C]0.2775[/C][/ROW]
[ROW][C]Q17 excluded[/C][C]0.865[/C][C]0.861[/C][C]0.9983[/C][C]0.2791[/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	0.8856	0.8815	1	0.3044
Q1 excluded	0.8731	0.8672	0.9875	0.2899
Q2 excluded	0.8952	0.8888	0.9966	0.3331
Q3 excluded	0.8899	0.8857	0.9906	0.3263
Q4 excluded	0.8681	0.8634	0.9863	0.2831
Q5 excluded	0.8777	0.8728	0.9999	0.3002
Q6 excluded	0.8842	0.8802	0.9913	0.3148
Q7 excluded	0.8794	0.875	0.9954	0.3044
Q8 excluded	0.8942	0.8924	0.997	0.3414
Q9 excluded	0.8909	0.8877	0.9948	0.3308
Q10 excluded	0.886	0.8817	0.9975	0.3177
Q11 excluded	0.8764	0.8722	0.9887	0.299
Q12 excluded	0.866	0.8619	0.992	0.2806
Q13 excluded	0.8794	0.8752	0.9948	0.3047
Q14 excluded	0.877	0.8723	0.9997	0.2992
Q15 excluded	0.873	0.869	0.9928	0.2931
Q16 excluded	0.8633	0.86	0.9858	0.2775
Q17 excluded	0.865	0.861	0.9983	0.2791

Parameters (Session):

par1 = VERDADERO ;

Parameters (R input):

par1 = VERDADERO ;

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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