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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_cronbach.wasp
Title produced by softwareCronbach Alpha
Date of computationThu, 11 Dec 2014 09:58:45 +0000
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2014/Dec/11/t1418291937q10lh45r68btf22.htm/, Retrieved Thu, 16 May 2024 07:27:07 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=265662, Retrieved Thu, 16 May 2024 07:27:07 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact117

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Survey Scores] [Intrinsic Motivat...] [2010-10-12 11:18:40] [b98453cac15ba1066b407e146608df68]
- RMP   [Survey Scores] [] [2014-10-09 22:08:50] [32b17a345b130fdf5cc88718ed94a974]
- R PD    [Survey Scores] [] [2014-12-10 08:52:21] [99723d3e379f668157309b7b2091b15d]
- RMPD        [Cronbach Alpha] [] [2014-12-11 09:58:45] [9cfaa8765546b50e5519e275546e5cfe] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
4 1 3 4 1 4 1 1 1
4 1 2 3 2 2 2 2 2
4 2 3 5 2 5 3 3 4
3 2 1 1 2 2 2 1 2
4 2 2 2 2 3 3 3 3
4 2 2 4 2 2 2 4 2
4 4 2 4 3 4 2 2 2
2 2 2 2 2 3 4 2 2
4 3 4 2 2 3 2 2 2
5 2 2 2 1 1 1 1 1
2 2 2 4 2 2 2 2 1
4 2 2 2 4 4 2 2 2
4 2 2 3 2 4 2 3 2
1 1 1 2 1 1 1 2 1
5 2 2 4 3 5 2 2 2
4 5 4 4 5 5 4 5 4
3 1 2 4 2 2 4 2 1
4 3 2 4 3 3 2 3 3
2 3 3 3 2 2 3 3 3
3 1 2 2 2 4 2 2 1
4 4 2 4 3 4 2 3 1
4 3 3 4 3 4 2 4 2
2 2 2 3 2 3 2 1 2
4 3 3 4 3 3 3 3 3
4 3 3 4 4 4 3 3 3
2 2 2 3 2 4 2 2 2
2 2 4 2 2 2 2 2 4
4 1 2 2 2 3 2 2 1
4 2 3 4 1 1 1 1 1
4 4 2 4 2 4 4 4 4
3 3 2 4 2 2 2 2 2
5 5 5 5 3 5 5 2 4
2 4 2 4 1 1 2 2 2
3 2 1 2 2 2 1 2 2
5 2 2 4 2 4 1 2 1
4 2 1 4 4 2 1 2 2
3 2 2 4 2 3 2 2 2
2 1 2 2 3 1 1 1 1
2 1 2 3 1 3 1 1 1
2 2 2 4 2 2 2 2 2
5 5 5 5 2 4 3 2 0
2 1 2 4 2 2 1 1 1
2 2 3 3 2 2 3 3 3
5 3 2 4 2 3 2 2 2
2 1 2 2 1 2 1 1 1
3 1 1 4 2 2 2 2 2
5 3 5 4 4 4 3 4 5
3 2 3 4 2 2 2 2 2
2 2 2 2 1 1 1 1 1
2 2 4 2 2 3 3 2 2
1 1 1 3 1 1 1 3 2
4 1 3 4 1 2 4 3 3
2 2 4 2 1 1 1 1 1
4 2 2 2 2 2 1 1 1
4 3 2 4 2 4 2 4 2
2 1 2 2 2 2 1 2 2
3 1 3 2 1 1 2 2 2
4 4 2 4 2 2 2 2 0
2 2 2 3 1 2 1 1 1
3 3 1 5 1 2 1 1 1
5 3 4 4 3 3 3 2 1
2 1 2 3 1 2 1 1 1
4 4 2 4 2 3 3 2 2
3 1 1 3 1 1 2 2 2
2 2 2 2 2 3 3 2 2
4 1 1 2 1 1 1 2 1
4 1 5 5 2 2 1 4 1
2 1 1 1 1 1 1 1 1
4 2 2 4 2 2 2 2 2
4 4 2 4 1 3 4 2 2
3 2 2 4 2 2 2 2 2
4 2 2 5 1 1 1 1 1
4 3 2 4 1 2 2 3 1
3 3 2 2 1 4 1 1 1
3 2 2 4 2 3 2 2 2
4 2 2 4 1 3 1 4 1
3 1 1 2 1 1 1 1 1
2 1 1 2 1 1 1 1 1
3 2 1 1 1 2 1 1 1
2 1 1 3 1 2 1 1 1
2 1 2 5 2 2 1 2 2
3 3 4 4 3 3 2 2 2
1 3 3 3 4 2 4 3 3
3 1 2 4 2 2 3 3 2
4 2 2 2 2 2 1 2 2
4 2 2 4 4 4 5 4 5
4 3 1 4 1 2 2 4 1
4 1 1 5 1 3 1 1 1
2 2 2 4 2 2 2 2 2
5 2 2 4 3 3 4 2 4
4 3 2 4 2 2 1 2 2
3 2 2 4 2 2 2 3 2
2 1 1 2 2 3 1 2 2
4 1 2 4 2 3 3 4 3
4 1 2 2 1 2 2 2 2
2 1 2 2 1 2 2 2 2
4 1 3 1 1 2 2 2 2
4 3 3 4 3 3 4 2 2
4 4 3 5 2 2 3 3 3
2 2 2 4 2 2 3 2 2
4 2 2 3 4 2 2 2 2
2 2 1 2 1 2 1 2 1
4 3 4 2 4 3 3 4 1
3 3 3 2 2 2 2 2 2
4 2 2 4 2 4 2 2 2
2 1 1 1 1 1 1 1 1
3 2 1 4 2 2 1 2 1
2 1 1 2 1 1 1 1 2

Tables (Output of Computation)





Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R Server'Sir Ronald Aylmer Fisher' @ fisher.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 & 0 seconds \tabularnewline
R Server & 'Sir Ronald Aylmer Fisher' @ fisher.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=265662&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]0 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Sir Ronald Aylmer Fisher' @ fisher.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=265662&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=265662&T=0

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R Server'Sir Ronald Aylmer Fisher' @ fisher.wessa.net






Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.84810.85020.85490.3868
PERFECTIONISM1 excluded0.84010.84290.84290.4014
PERFECTIONISM3 excluded0.83010.83320.8350.3844
PERFECTIONISM5 excluded0.83760.84020.84480.3967
PERFECTIONISM11 excluded0.84530.84660.84790.4082
PERFECTIONISM15 excluded0.82670.82810.83150.3759
PERFECTIONISM20 excluded0.82490.82790.8310.3756
PERFECTIONISM22 excluded0.82150.82360.82150.3685
PERFECTIONISM26 excluded0.82870.83060.83450.38
PERFECTIONISM35 excluded0.83480.83660.83030.3903

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.8481 & 0.8502 & 0.8549 & 0.3868 \tabularnewline
PERFECTIONISM1 excluded & 0.8401 & 0.8429 & 0.8429 & 0.4014 \tabularnewline
PERFECTIONISM3 excluded & 0.8301 & 0.8332 & 0.835 & 0.3844 \tabularnewline
PERFECTIONISM5 excluded & 0.8376 & 0.8402 & 0.8448 & 0.3967 \tabularnewline
PERFECTIONISM11 excluded & 0.8453 & 0.8466 & 0.8479 & 0.4082 \tabularnewline
PERFECTIONISM15 excluded & 0.8267 & 0.8281 & 0.8315 & 0.3759 \tabularnewline
PERFECTIONISM20 excluded & 0.8249 & 0.8279 & 0.831 & 0.3756 \tabularnewline
PERFECTIONISM22 excluded & 0.8215 & 0.8236 & 0.8215 & 0.3685 \tabularnewline
PERFECTIONISM26 excluded & 0.8287 & 0.8306 & 0.8345 & 0.38 \tabularnewline
PERFECTIONISM35 excluded & 0.8348 & 0.8366 & 0.8303 & 0.3903 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=265662&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]0.8481[/C][C]0.8502[/C][C]0.8549[/C][C]0.3868[/C][/ROW]
[ROW][C]PERFECTIONISM1 excluded[/C][C]0.8401[/C][C]0.8429[/C][C]0.8429[/C][C]0.4014[/C][/ROW]
[ROW][C]PERFECTIONISM3 excluded[/C][C]0.8301[/C][C]0.8332[/C][C]0.835[/C][C]0.3844[/C][/ROW]
[ROW][C]PERFECTIONISM5 excluded[/C][C]0.8376[/C][C]0.8402[/C][C]0.8448[/C][C]0.3967[/C][/ROW]
[ROW][C]PERFECTIONISM11 excluded[/C][C]0.8453[/C][C]0.8466[/C][C]0.8479[/C][C]0.4082[/C][/ROW]
[ROW][C]PERFECTIONISM15 excluded[/C][C]0.8267[/C][C]0.8281[/C][C]0.8315[/C][C]0.3759[/C][/ROW]
[ROW][C]PERFECTIONISM20 excluded[/C][C]0.8249[/C][C]0.8279[/C][C]0.831[/C][C]0.3756[/C][/ROW]
[ROW][C]PERFECTIONISM22 excluded[/C][C]0.8215[/C][C]0.8236[/C][C]0.8215[/C][C]0.3685[/C][/ROW]
[ROW][C]PERFECTIONISM26 excluded[/C][C]0.8287[/C][C]0.8306[/C][C]0.8345[/C][C]0.38[/C][/ROW]
[ROW][C]PERFECTIONISM35 excluded[/C][C]0.8348[/C][C]0.8366[/C][C]0.8303[/C][C]0.3903[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=265662&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=265662&T=1

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.84810.85020.85490.3868
PERFECTIONISM1 excluded0.84010.84290.84290.4014
PERFECTIONISM3 excluded0.83010.83320.8350.3844
PERFECTIONISM5 excluded0.83760.84020.84480.3967
PERFECTIONISM11 excluded0.84530.84660.84790.4082
PERFECTIONISM15 excluded0.82670.82810.83150.3759
PERFECTIONISM20 excluded0.82490.82790.8310.3756
PERFECTIONISM22 excluded0.82150.82360.82150.3685
PERFECTIONISM26 excluded0.82870.83060.83450.38
PERFECTIONISM35 excluded0.83480.83660.83030.3903


Figures (Output of Computation)

Input Parameters & R Code

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')