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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 computationSun, 14 Dec 2014 22:20:33 +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/14/t1418595647sfv3ejc7gid3xd2.htm/, Retrieved Thu, 16 May 2024 09:57:27 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=267916, Retrieved Thu, 16 May 2024 09:57:27 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact88

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Cronbach Alpha] [] [2014-12-14 22:20:33] [37e054ac358b2aa7c2a1d0b751dfa890] [Current]
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Dataset

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

Tables (Output of Computation)





Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 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=267916&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=267916&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=267916&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 time1 seconds
R Server'George Udny Yule' @ yule.wessa.net






Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.8060.80560.82910.293
PERFECTIONISM4 excluded0.79930.79930.82120.3068
PERFECTIONISM9 excluded0.77940.77890.80320.2813
PERFECTIONISM10 excluded0.78510.78450.81270.288
PERFECTIONISM13 excluded0.78010.7790.79580.2815
PERFECTIONISM14 excluded0.78990.78920.80570.2938
PERFECTIONISM17 excluded0.79640.79630.81520.3029
PERFECTIONISM23 excluded0.78920.78790.81250.2922
PERFECTIONISM28 excluded0.77960.77980.8050.2823
PERFECTIONISM32 excluded0.79910.79920.81370.3066
PERFECTIONISM33 excluded0.78980.78970.80150.2944

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.806 & 0.8056 & 0.8291 & 0.293 \tabularnewline
PERFECTIONISM4 excluded & 0.7993 & 0.7993 & 0.8212 & 0.3068 \tabularnewline
PERFECTIONISM9 excluded & 0.7794 & 0.7789 & 0.8032 & 0.2813 \tabularnewline
PERFECTIONISM10 excluded & 0.7851 & 0.7845 & 0.8127 & 0.288 \tabularnewline
PERFECTIONISM13 excluded & 0.7801 & 0.779 & 0.7958 & 0.2815 \tabularnewline
PERFECTIONISM14 excluded & 0.7899 & 0.7892 & 0.8057 & 0.2938 \tabularnewline
PERFECTIONISM17 excluded & 0.7964 & 0.7963 & 0.8152 & 0.3029 \tabularnewline
PERFECTIONISM23 excluded & 0.7892 & 0.7879 & 0.8125 & 0.2922 \tabularnewline
PERFECTIONISM28 excluded & 0.7796 & 0.7798 & 0.805 & 0.2823 \tabularnewline
PERFECTIONISM32 excluded & 0.7991 & 0.7992 & 0.8137 & 0.3066 \tabularnewline
PERFECTIONISM33 excluded & 0.7898 & 0.7897 & 0.8015 & 0.2944 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=267916&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]0.806[/C][C]0.8056[/C][C]0.8291[/C][C]0.293[/C][/ROW]
[ROW][C]PERFECTIONISM4 excluded[/C][C]0.7993[/C][C]0.7993[/C][C]0.8212[/C][C]0.3068[/C][/ROW]
[ROW][C]PERFECTIONISM9 excluded[/C][C]0.7794[/C][C]0.7789[/C][C]0.8032[/C][C]0.2813[/C][/ROW]
[ROW][C]PERFECTIONISM10 excluded[/C][C]0.7851[/C][C]0.7845[/C][C]0.8127[/C][C]0.288[/C][/ROW]
[ROW][C]PERFECTIONISM13 excluded[/C][C]0.7801[/C][C]0.779[/C][C]0.7958[/C][C]0.2815[/C][/ROW]
[ROW][C]PERFECTIONISM14 excluded[/C][C]0.7899[/C][C]0.7892[/C][C]0.8057[/C][C]0.2938[/C][/ROW]
[ROW][C]PERFECTIONISM17 excluded[/C][C]0.7964[/C][C]0.7963[/C][C]0.8152[/C][C]0.3029[/C][/ROW]
[ROW][C]PERFECTIONISM23 excluded[/C][C]0.7892[/C][C]0.7879[/C][C]0.8125[/C][C]0.2922[/C][/ROW]
[ROW][C]PERFECTIONISM28 excluded[/C][C]0.7796[/C][C]0.7798[/C][C]0.805[/C][C]0.2823[/C][/ROW]
[ROW][C]PERFECTIONISM32 excluded[/C][C]0.7991[/C][C]0.7992[/C][C]0.8137[/C][C]0.3066[/C][/ROW]
[ROW][C]PERFECTIONISM33 excluded[/C][C]0.7898[/C][C]0.7897[/C][C]0.8015[/C][C]0.2944[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=267916&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=267916&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 itmes0.8060.80560.82910.293
PERFECTIONISM4 excluded0.79930.79930.82120.3068
PERFECTIONISM9 excluded0.77940.77890.80320.2813
PERFECTIONISM10 excluded0.78510.78450.81270.288
PERFECTIONISM13 excluded0.78010.7790.79580.2815
PERFECTIONISM14 excluded0.78990.78920.80570.2938
PERFECTIONISM17 excluded0.79640.79630.81520.3029
PERFECTIONISM23 excluded0.78920.78790.81250.2922
PERFECTIONISM28 excluded0.77960.77980.8050.2823
PERFECTIONISM32 excluded0.79910.79920.81370.3066
PERFECTIONISM33 excluded0.78980.78970.80150.2944


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
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')