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Author's title

Author

*Unverified author*

R Software Module

rwasp_cronbach.wasp

Title produced by software

Cronbach Alpha

Date of computation

Mon, 18 Nov 2013 03:53:00 -0500

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/2013/Nov/18/t1384765001xi5vxazwseuonh5.htm/, Retrieved Sat, 27 Apr 2024 09:23:59 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=225936, Retrieved Sat, 27 Apr 2024 09:23:59 +0000

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Estimated Impact

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

-       [Cronbach Alpha] [MDAB Class IHSHZ] [2013-11-18 08:53:00] [d41d8cd98f00b204e9800998ecf8427e] [Current]

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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	1 seconds
R Server	'George Udny Yule' @ yule.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 & 'George Udny Yule' @ yule.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=225936&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]'George Udny Yule' @ yule.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=225936&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=225936&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	'George Udny Yule' @ yule.wessa.net

Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.7577	0.7672	0.7256	0.4517
Q1 excluded	0.6896	0.6943	0.6219	0.4309
Q2 excluded	0.6612	0.6819	0.6019	0.4168
Q3 excluded	0.7394	0.7445	0.6627	0.4927
Q4 excluded	0.7147	0.7241	0.6368	0.4666

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.7577 & 0.7672 & 0.7256 & 0.4517 \tabularnewline
Q1 excluded & 0.6896 & 0.6943 & 0.6219 & 0.4309 \tabularnewline
Q2 excluded & 0.6612 & 0.6819 & 0.6019 & 0.4168 \tabularnewline
Q3 excluded & 0.7394 & 0.7445 & 0.6627 & 0.4927 \tabularnewline
Q4 excluded & 0.7147 & 0.7241 & 0.6368 & 0.4666 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=225936&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]0.7577[/C][C]0.7672[/C][C]0.7256[/C][C]0.4517[/C][/ROW]
[ROW][C]Q1 excluded[/C][C]0.6896[/C][C]0.6943[/C][C]0.6219[/C][C]0.4309[/C][/ROW]
[ROW][C]Q2 excluded[/C][C]0.6612[/C][C]0.6819[/C][C]0.6019[/C][C]0.4168[/C][/ROW]
[ROW][C]Q3 excluded[/C][C]0.7394[/C][C]0.7445[/C][C]0.6627[/C][C]0.4927[/C][/ROW]
[ROW][C]Q4 excluded[/C][C]0.7147[/C][C]0.7241[/C][C]0.6368[/C][C]0.4666[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=225936&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=225936&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	0.7577	0.7672	0.7256	0.4517
Q1 excluded	0.6896	0.6943	0.6219	0.4309
Q2 excluded	0.6612	0.6819	0.6019	0.4168
Q3 excluded	0.7394	0.7445	0.6627	0.4927
Q4 excluded	0.7147	0.7241	0.6368	0.4666

Parameters (Session):

Parameters (R input):

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

library(psych)
z <- t(y)
(r <- alpha(z))
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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