Repository of Reproducible Computations

Free Statistics

of Irreproducible Research!

Author's title

Author

*Unverified author*

R Software Module

rwasp_cronbach.wasp

Title produced by software

Cronbach Alpha

Date of computation

Sun, 25 Apr 2021 11:07:18 +0200

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/2021/Apr/25/t161934180487koszhlhxi19iy.htm/, Retrieved Sun, 30 Aug 2026 09:10:28 +0200

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=, Retrieved Sun, 30 Aug 2026 09:10:28 +0200

QR Codes:

Paste this QR Code to cite your computation.

Original text written by user:

IsPrivate?

This computation is private

User-defined keywords

Estimated Impact

Dataseries X:

Download CSV

Histogram

Boxplots

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

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	0.6923	0.6999	0.7185	0.2058
p13 excluded	0.6324	0.6298	0.6373	0.1753
p23 excluded	0.6263	0.6392	0.6566	0.1813
p14 excluded	0.6452	0.6536	0.6715	0.1908
p3 excluded	0.6919	0.6974	0.7129	0.2237
p5 excluded	0.6652	0.6803	0.6921	0.2101
p11 excluded	0.6974	0.711	0.7124	0.2352
p20 excluded	0.677	0.6866	0.7045	0.215
p24 excluded	0.698	0.697	0.7085	0.2233
p9 excluded	0.6551	0.6636	0.685	0.1978

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.6923 & 0.6999 & 0.7185 & 0.2058 \tabularnewline
p13 excluded & 0.6324 & 0.6298 & 0.6373 & 0.1753 \tabularnewline
p23 excluded & 0.6263 & 0.6392 & 0.6566 & 0.1813 \tabularnewline
p14 excluded & 0.6452 & 0.6536 & 0.6715 & 0.1908 \tabularnewline
p3 excluded & 0.6919 & 0.6974 & 0.7129 & 0.2237 \tabularnewline
p5 excluded & 0.6652 & 0.6803 & 0.6921 & 0.2101 \tabularnewline
p11 excluded & 0.6974 & 0.711 & 0.7124 & 0.2352 \tabularnewline
p20 excluded & 0.677 & 0.6866 & 0.7045 & 0.215 \tabularnewline
p24 excluded & 0.698 & 0.697 & 0.7085 & 0.2233 \tabularnewline
p9 excluded & 0.6551 & 0.6636 & 0.685 & 0.1978 \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]0.6923[/C][C]0.6999[/C][C]0.7185[/C][C]0.2058[/C][/ROW]
[ROW][C]p13 excluded[/C][C]0.6324[/C][C]0.6298[/C][C]0.6373[/C][C]0.1753[/C][/ROW]
[ROW][C]p23 excluded[/C][C]0.6263[/C][C]0.6392[/C][C]0.6566[/C][C]0.1813[/C][/ROW]
[ROW][C]p14 excluded[/C][C]0.6452[/C][C]0.6536[/C][C]0.6715[/C][C]0.1908[/C][/ROW]
[ROW][C]p3 excluded[/C][C]0.6919[/C][C]0.6974[/C][C]0.7129[/C][C]0.2237[/C][/ROW]
[ROW][C]p5 excluded[/C][C]0.6652[/C][C]0.6803[/C][C]0.6921[/C][C]0.2101[/C][/ROW]
[ROW][C]p11 excluded[/C][C]0.6974[/C][C]0.711[/C][C]0.7124[/C][C]0.2352[/C][/ROW]
[ROW][C]p20 excluded[/C][C]0.677[/C][C]0.6866[/C][C]0.7045[/C][C]0.215[/C][/ROW]
[ROW][C]p24 excluded[/C][C]0.698[/C][C]0.697[/C][C]0.7085[/C][C]0.2233[/C][/ROW]
[ROW][C]p9 excluded[/C][C]0.6551[/C][C]0.6636[/C][C]0.685[/C][C]0.1978[/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	0.6923	0.6999	0.7185	0.2058
p13 excluded	0.6324	0.6298	0.6373	0.1753
p23 excluded	0.6263	0.6392	0.6566	0.1813
p14 excluded	0.6452	0.6536	0.6715	0.1908
p3 excluded	0.6919	0.6974	0.7129	0.2237
p5 excluded	0.6652	0.6803	0.6921	0.2101
p11 excluded	0.6974	0.711	0.7124	0.2352
p20 excluded	0.677	0.6866	0.7045	0.215
p24 excluded	0.698	0.697	0.7085	0.2233
p9 excluded	0.6551	0.6636	0.685	0.1978

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')

Free Statistics

Description of Statistical Computation

Tree of Dependent Computations

Dataset

Tables (Output of Computation)

Figures (Output of Computation)

Input Parameters & R Code