Repository of Reproducible Computations

Free Statistics

of Irreproducible Research!

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

Mon, 29 Dec 2014 08:23:04 +0000

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/2014/Dec/29/t1419841404mf5n77uwqtmyq5h.htm/, Retrieved Thu, 16 May 2024 13:32:47 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=271628, Retrieved Thu, 16 May 2024 13:32:47 +0000

QR Codes:

Paste this QR Code to cite your computation.

Original text written by user:

IsPrivate?

No (this computation is public)

User-defined keywords

Estimated Impact

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)

-     [Kendall tau Correlation Matrix] [] [2012-10-10 08:21:32] [b98453cac15ba1066b407e146608df68]
- RMP     [Cronbach Alpha] [] [2014-12-29 08:23:04] [25032714cc1544fa8afe1ed03205f94e] [Current]

Feedback Forum

Post a new message

Dataseries X:

Download CSV

Histogram

Boxplots

1.14	0.88	0.85	0.97	0.88	0.86
-0.27	-0.28	-0.21	0.08	0.09	0.02
1.07	0.86	0.82	0.86	0.87	0.84
0.18	0.22	0.26	-0.12	-0.16	-0.22
0.92	0.79	0.78	0.52	0.6	0.62
1.15	0.91	0.88	0.87	0.84	0.81
0.59	0.64	0.62	0.75	0.82	0.81
1.05	0.86	0.83	0.78	0.83	0.8
-0.49	-0.53	-0.47	-0.66	-0.71	-0.68
0.98	0.88	0.84	0.92	0.83	0.8
0.74	0.81	0.78	0.65	0.72	0.71
0.51	0.6	0.62	0.41	0.56	0.57
0.6	0.64	0.61	0.47	0.53	0.52
0.42	0.53	0.53	0.4	0.46	0.45
0.72	0.69	0.66	0.48	0.58	0.57
0.35	0.53	0.49	0.21	0.31	0.32
0.58	0.7	0.67	0.65	0.78	0.78
0.62	0.72	0.71	0.59	0.73	0.78
0.54	0.63	0.63	0.34	0.43	0.4
0.08	0.09	0.13	-0.05	-0.06	-0.02

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	'Herman Ole Andreas Wold' @ wold.wessa.net

\begin{tabular}{lllllllll}
\hline
Summary of computational transaction \tabularnewline
Raw Input & view raw input (R code)  \tabularnewline
Raw Output & view raw output of R engine  \tabularnewline
Computing time & 1 seconds \tabularnewline
R Server & 'Herman Ole Andreas Wold' @ wold.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=271628&T=0

[TABLE]
[ROW][C]Summary of computational transaction[/C][/ROW]
[ROW][C]Raw Input[/C][C]view raw input (R code) [/C][/ROW]
[ROW][C]Raw Output[/C][C]view raw output of R engine [/C][/ROW]
[ROW][C]Computing time[/C][C]1 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Herman Ole Andreas Wold' @ wold.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=271628&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=271628&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	'Herman Ole Andreas Wold' @ wold.wessa.net

Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.989	0.9899	0.9984	0.9425
mean0 excluded	0.9889	0.9895	0.9986	0.9495
sum0 excluded	0.9864	0.9876	0.9965	0.9408
count0 excluded	0.9871	0.9876	0.9964	0.9411
mean1 excluded	0.9864	0.988	0.9964	0.9425
sum1 excluded	0.986	0.9874	0.9963	0.94
count1 excluded	0.9862	0.9875	0.9974	0.9407

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.989 & 0.9899 & 0.9984 & 0.9425 \tabularnewline
mean0 excluded & 0.9889 & 0.9895 & 0.9986 & 0.9495 \tabularnewline
sum0 excluded & 0.9864 & 0.9876 & 0.9965 & 0.9408 \tabularnewline
count0 excluded & 0.9871 & 0.9876 & 0.9964 & 0.9411 \tabularnewline
mean1 excluded & 0.9864 & 0.988 & 0.9964 & 0.9425 \tabularnewline
sum1 excluded & 0.986 & 0.9874 & 0.9963 & 0.94 \tabularnewline
count1 excluded & 0.9862 & 0.9875 & 0.9974 & 0.9407 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=271628&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]0.989[/C][C]0.9899[/C][C]0.9984[/C][C]0.9425[/C][/ROW]
[ROW][C]mean0 excluded[/C][C]0.9889[/C][C]0.9895[/C][C]0.9986[/C][C]0.9495[/C][/ROW]
[ROW][C]sum0 excluded[/C][C]0.9864[/C][C]0.9876[/C][C]0.9965[/C][C]0.9408[/C][/ROW]
[ROW][C]count0 excluded[/C][C]0.9871[/C][C]0.9876[/C][C]0.9964[/C][C]0.9411[/C][/ROW]
[ROW][C]mean1 excluded[/C][C]0.9864[/C][C]0.988[/C][C]0.9964[/C][C]0.9425[/C][/ROW]
[ROW][C]sum1 excluded[/C][C]0.986[/C][C]0.9874[/C][C]0.9963[/C][C]0.94[/C][/ROW]
[ROW][C]count1 excluded[/C][C]0.9862[/C][C]0.9875[/C][C]0.9974[/C][C]0.9407[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=271628&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=271628&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	0.989	0.9899	0.9984	0.9425
mean0 excluded	0.9889	0.9895	0.9986	0.9495
sum0 excluded	0.9864	0.9876	0.9965	0.9408
count0 excluded	0.9871	0.9876	0.9964	0.9411
mean1 excluded	0.9864	0.988	0.9964	0.9425
sum1 excluded	0.986	0.9874	0.9963	0.94
count1 excluded	0.9862	0.9875	0.9974	0.9407

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')

Free Statistics

Description of Statistical Computation

Tree of Dependent Computations

Dataset

Tables (Output of Computation)

Figures (Output of Computation)

Input Parameters & R Code