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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, 12 Dec 2016 12:31:59 +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/2016/Dec/12/t148154236405zm047lvov2gci.htm/, Retrieved Fri, 03 May 2024 17:47:14 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=298866, Retrieved Fri, 03 May 2024 17:47:14 +0000

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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)

-       [Cronbach Alpha] [Cronbach Alpha (IK)] [2016-12-12 11:31:59] [3c8d1d1050061614560bf423eb580e6a] [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	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=298866&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=298866&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=298866&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	0.6468	0.6483	0.6017	0.3154
IK1 excluded	0.5688	0.5732	0.4955	0.3092
IK2 excluded	0.5592	0.5617	0.4722	0.2993
IK3 excluded	0.5595	0.5588	0.4616	0.2968
IK4 excluded	0.6252	0.6242	0.5386	0.3564

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.6468 & 0.6483 & 0.6017 & 0.3154 \tabularnewline
IK1 excluded & 0.5688 & 0.5732 & 0.4955 & 0.3092 \tabularnewline
IK2 excluded & 0.5592 & 0.5617 & 0.4722 & 0.2993 \tabularnewline
IK3 excluded & 0.5595 & 0.5588 & 0.4616 & 0.2968 \tabularnewline
IK4 excluded & 0.6252 & 0.6242 & 0.5386 & 0.3564 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=298866&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]0.6468[/C][C]0.6483[/C][C]0.6017[/C][C]0.3154[/C][/ROW]
[ROW][C]IK1 excluded[/C][C]0.5688[/C][C]0.5732[/C][C]0.4955[/C][C]0.3092[/C][/ROW]
[ROW][C]IK2 excluded[/C][C]0.5592[/C][C]0.5617[/C][C]0.4722[/C][C]0.2993[/C][/ROW]
[ROW][C]IK3 excluded[/C][C]0.5595[/C][C]0.5588[/C][C]0.4616[/C][C]0.2968[/C][/ROW]
[ROW][C]IK4 excluded[/C][C]0.6252[/C][C]0.6242[/C][C]0.5386[/C][C]0.3564[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=298866&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=298866&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	0.6468	0.6483	0.6017	0.3154
IK1 excluded	0.5688	0.5732	0.4955	0.3092
IK2 excluded	0.5592	0.5617	0.4722	0.2993
IK3 excluded	0.5595	0.5588	0.4616	0.2968
IK4 excluded	0.6252	0.6242	0.5386	0.3564

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')

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