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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

Sat, 02 Dec 2023 19:15:29 +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/Dec/02/t1701541694l3gu7mogbg905ul.htm/, Retrieved Tue, 26 May 2026 10:20:45 +0200

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=, Retrieved Tue, 26 May 2026 10:20:45 +0200

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Original text written by user:

good reliability

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This computation is private

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primary

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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 items	0.9448	0.949	0.9842	0.6286
Q1 excluded	0.9438	0.9491	0.9811	0.6511
Q2 excluded	0.9402	0.945	0.9818	0.6321
Q3 excluded	0.9358	0.9408	0.9684	0.6137
Q4 excluded	0.9391	0.944	0.9779	0.6278
Q5 excluded	0.9431	0.9476	0.974	0.6439
Q6 excluded	0.9414	0.9428	0.9829	0.6225
Q7 excluded	0.9495	0.9535	0.9867	0.6724
Q8 excluded	0.9316	0.9375	0.9709	0.5999
Q9 excluded	0.9376	0.9424	0.9737	0.6205
Q10 excluded	0.9356	0.9409	0.9786	0.6142
Q11 excluded	0.9363	0.9414	0.9737	0.6165

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All items & 0.9448 & 0.949 & 0.9842 & 0.6286 \tabularnewline
Q1 excluded & 0.9438 & 0.9491 & 0.9811 & 0.6511 \tabularnewline
Q2 excluded & 0.9402 & 0.945 & 0.9818 & 0.6321 \tabularnewline
Q3 excluded & 0.9358 & 0.9408 & 0.9684 & 0.6137 \tabularnewline
Q4 excluded & 0.9391 & 0.944 & 0.9779 & 0.6278 \tabularnewline
Q5 excluded & 0.9431 & 0.9476 & 0.974 & 0.6439 \tabularnewline
Q6 excluded & 0.9414 & 0.9428 & 0.9829 & 0.6225 \tabularnewline
Q7 excluded & 0.9495 & 0.9535 & 0.9867 & 0.6724 \tabularnewline
Q8 excluded & 0.9316 & 0.9375 & 0.9709 & 0.5999 \tabularnewline
Q9 excluded & 0.9376 & 0.9424 & 0.9737 & 0.6205 \tabularnewline
Q10 excluded & 0.9356 & 0.9409 & 0.9786 & 0.6142 \tabularnewline
Q11 excluded & 0.9363 & 0.9414 & 0.9737 & 0.6165 \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 items[/C][C]0.9448[/C][C]0.949[/C][C]0.9842[/C][C]0.6286[/C][/ROW]
[ROW][C]Q1 excluded[/C][C]0.9438[/C][C]0.9491[/C][C]0.9811[/C][C]0.6511[/C][/ROW]
[ROW][C]Q2 excluded[/C][C]0.9402[/C][C]0.945[/C][C]0.9818[/C][C]0.6321[/C][/ROW]
[ROW][C]Q3 excluded[/C][C]0.9358[/C][C]0.9408[/C][C]0.9684[/C][C]0.6137[/C][/ROW]
[ROW][C]Q4 excluded[/C][C]0.9391[/C][C]0.944[/C][C]0.9779[/C][C]0.6278[/C][/ROW]
[ROW][C]Q5 excluded[/C][C]0.9431[/C][C]0.9476[/C][C]0.974[/C][C]0.6439[/C][/ROW]
[ROW][C]Q6 excluded[/C][C]0.9414[/C][C]0.9428[/C][C]0.9829[/C][C]0.6225[/C][/ROW]
[ROW][C]Q7 excluded[/C][C]0.9495[/C][C]0.9535[/C][C]0.9867[/C][C]0.6724[/C][/ROW]
[ROW][C]Q8 excluded[/C][C]0.9316[/C][C]0.9375[/C][C]0.9709[/C][C]0.5999[/C][/ROW]
[ROW][C]Q9 excluded[/C][C]0.9376[/C][C]0.9424[/C][C]0.9737[/C][C]0.6205[/C][/ROW]
[ROW][C]Q10 excluded[/C][C]0.9356[/C][C]0.9409[/C][C]0.9786[/C][C]0.6142[/C][/ROW]
[ROW][C]Q11 excluded[/C][C]0.9363[/C][C]0.9414[/C][C]0.9737[/C][C]0.6165[/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 items	0.9448	0.949	0.9842	0.6286
Q1 excluded	0.9438	0.9491	0.9811	0.6511
Q2 excluded	0.9402	0.945	0.9818	0.6321
Q3 excluded	0.9358	0.9408	0.9684	0.6137
Q4 excluded	0.9391	0.944	0.9779	0.6278
Q5 excluded	0.9431	0.9476	0.974	0.6439
Q6 excluded	0.9414	0.9428	0.9829	0.6225
Q7 excluded	0.9495	0.9535	0.9867	0.6724
Q8 excluded	0.9316	0.9375	0.9709	0.5999
Q9 excluded	0.9376	0.9424	0.9737	0.6205
Q10 excluded	0.9356	0.9409	0.9786	0.6142
Q11 excluded	0.9363	0.9414	0.9737	0.6165

Parameters (Session):

par1 = TRUE ;

Parameters (R input):

par1 = TRUE ;

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

library(psych)
par1b &lt;- T
if(par1=='FALSE') par1b &lt;- F
z &lt;- t(y)
(r &lt;- alpha(z,check.keys=par1b))
load(file='createtable')
a&lt;-table.start()
a&lt;-table.row.start(a)
a&lt;-table.element(a,'Cronbach Alpha and Related Statistics',5,TRUE)
a&lt;-table.row.end(a)
a&lt;-table.row.start(a)
a&lt;-table.element(a,'Items',1,TRUE)
a&lt;-table.element(a,'Cronbach Alpha',1,TRUE)
a&lt;-table.element(a,'Std. Alpha',1,TRUE)
a&lt;-table.element(a,'G6(smc)',1,TRUE)
a&lt;-table.element(a,'Average R',1,TRUE)
a&lt;-table.row.end(a)
a&lt;-table.row.start(a)
a&lt;-table.element(a,'All items',header=TRUE)
a&lt;-table.element(a,round(r$total['raw_alpha'],4))
a&lt;-table.element(a,round(r$total['std.alpha'],4))
a&lt;-table.element(a,round(r$total['G6(smc)'],4))
a&lt;-table.element(a,round(r$total['average_r'],4))
a&lt;-table.row.end(a)
n = length(z[1,])
for (i in 1:n) {
a&lt;-table.row.start(a)
a&lt;-table.element(a,paste(colnames(z)[i],' excluded',sep=''),header=TRUE)
a&lt;-table.element(a,round(r$alpha.drop[i,'raw_alpha'],4))
a&lt;-table.element(a,round(r$alpha.drop[i,'std.alpha'],4))
a&lt;-table.element(a,round(r$alpha.drop[i,'G6(smc)'],4))
a&lt;-table.element(a,round(r$alpha.drop[i,'average_r'],4))
a&lt;-table.row.end(a)
}
a&lt;-table.end(a)
table.save(a,file='mytable.tab')

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