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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 computationFri, 23 Dec 2016 17:27:05 +0100
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2016/Dec/23/t1482510457u1vs9irympswv2c.htm/, Retrieved Tue, 07 May 2024 23:29:06 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=302998, Retrieved Tue, 07 May 2024 23:29:06 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact63

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Partial Correlation] [Partial Correlation] [2016-12-23 13:40:18] [6f3ecaf28c78cca1fcb3ba9de60d1828]
- RM D    [Cronbach Alpha] [Cronbach Alpha TVDC] [2016-12-23 16:27:05] [af895d70b1b9634b2af243e12de074ff] [Current]
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Dataset

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

Tables (Output of Computation)





Summary of computational transaction
Raw Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R ServerBig 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 time0 seconds \tabularnewline
R ServerBig Analytics Cloud Computing Center \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=302998&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]0 seconds[/C][/ROW] [ROW]R Server[/C]Big Analytics Cloud Computing Center[/C][/ROW] [/TABLE] Source: https://freestatistics.org/blog/index.php?pk=302998&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=302998&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 Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R ServerBig Analytics Cloud Computing Center






Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.54060.55110.51040.2349
TVDC1 excluded0.45580.46390.37020.2238
TVDC2 excluded0.4360.43320.3860.203
TVDC3 excluded0.36490.40290.33640.1836
TVDC4 excluded0.58810.59530.5030.329

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.5406 & 0.5511 & 0.5104 & 0.2349 \tabularnewline
TVDC1 excluded & 0.4558 & 0.4639 & 0.3702 & 0.2238 \tabularnewline
TVDC2 excluded & 0.436 & 0.4332 & 0.386 & 0.203 \tabularnewline
TVDC3 excluded & 0.3649 & 0.4029 & 0.3364 & 0.1836 \tabularnewline
TVDC4 excluded & 0.5881 & 0.5953 & 0.503 & 0.329 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=302998&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]0.5406[/C][C]0.5511[/C][C]0.5104[/C][C]0.2349[/C][/ROW]
[ROW][C]TVDC1 excluded[/C][C]0.4558[/C][C]0.4639[/C][C]0.3702[/C][C]0.2238[/C][/ROW]
[ROW][C]TVDC2 excluded[/C][C]0.436[/C][C]0.4332[/C][C]0.386[/C][C]0.203[/C][/ROW]
[ROW][C]TVDC3 excluded[/C][C]0.3649[/C][C]0.4029[/C][C]0.3364[/C][C]0.1836[/C][/ROW]
[ROW][C]TVDC4 excluded[/C][C]0.5881[/C][C]0.5953[/C][C]0.503[/C][C]0.329[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=302998&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=302998&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 itmes0.54060.55110.51040.2349
TVDC1 excluded0.45580.46390.37020.2238
TVDC2 excluded0.4360.43320.3860.203
TVDC3 excluded0.36490.40290.33640.1836
TVDC4 excluded0.58810.59530.5030.329


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 0 ;
Parameters (R input):
par1 = TRUE ;
R code (references can be found in the software module):
par1 <- 'FALSE'
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')