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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 computationWed, 05 Dec 2018 02:22:46 +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/2018/Dec/05/t1543973050p79z6fosxmoqgft.htm/, Retrieved Sat, 04 May 2024 01:42:11 +0200
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=, Retrieved Sat, 04 May 2024 01:42:11 +0200
QR Codes:

Original text written by user:Q5 Q6 Q7 Q18
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact0

Tree of Dependent Computations

Dataset

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

Tables (Output of Computation)





Summary of computational transaction
Raw Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time1 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 time1 seconds \tabularnewline
R ServerBig Analytics Cloud Computing Center \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=&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=&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=&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 time1 seconds
R ServerBig Analytics Cloud Computing Center






Cronbach Alpha and Related Statistics
ItemsCronbach AlphaStd. AlphaG6(smc)Average R
All itmes0.27790.2780.24630.0878
Q5 excluded0.03890.04120.03550.0141
Q6 excluded0.20420.19860.16290.0763
Q7 excluded0.31280.30890.23380.1297
Q18 excluded0.30430.31150.24750.1311

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.2779 & 0.278 & 0.2463 & 0.0878 \tabularnewline
Q5 excluded & 0.0389 & 0.0412 & 0.0355 & 0.0141 \tabularnewline
Q6 excluded & 0.2042 & 0.1986 & 0.1629 & 0.0763 \tabularnewline
Q7 excluded & 0.3128 & 0.3089 & 0.2338 & 0.1297 \tabularnewline
Q18 excluded & 0.3043 & 0.3115 & 0.2475 & 0.1311 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=&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]0.2779[/C][C]0.278[/C][C]0.2463[/C][C]0.0878[/C][/ROW]
[ROW][C]Q5 excluded[/C][C]0.0389[/C][C]0.0412[/C][C]0.0355[/C][C]0.0141[/C][/ROW]
[ROW][C]Q6 excluded[/C][C]0.2042[/C][C]0.1986[/C][C]0.1629[/C][C]0.0763[/C][/ROW]
[ROW][C]Q7 excluded[/C][C]0.3128[/C][C]0.3089[/C][C]0.2338[/C][C]0.1297[/C][/ROW]
[ROW][C]Q18 excluded[/C][C]0.3043[/C][C]0.3115[/C][C]0.2475[/C][C]0.1311[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=&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 itmes0.27790.2780.24630.0878
Q5 excluded0.03890.04120.03550.0141
Q6 excluded0.20420.19860.16290.0763
Q7 excluded0.31280.30890.23380.1297
Q18 excluded0.30430.31150.24750.1311


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):
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')