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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, 07 Dec 2016 15:06:47 +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/07/t1481119616xdq8gngmyv481jb.htm/, Retrieved Tue, 07 May 2024 16:57:48 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=298127, Retrieved Tue, 07 May 2024 16:57:48 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact67

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Cronbach Alpha] [C] [2016-12-07 14:06:47] [6deb082de88ded72ec069288c69f9f98] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
2	3	3
1	2	4
2	3	4
3	2	3
3	3	3
2	3	4
3	3	3
3	3	3
3	3	3
2	3	3
2	3	4
3	3	3
2	4	5
2	3	4
2	3	4
3	2	3
2	3	5
3	3	2
2	3	2
2	3	3
3	3	3
2	3	3
3	3	3
2	3	4
2	2	4
2	3	4
2	3	4
3	4	2
2	3	4
3	3	3
2	2	3
2	3	4
2	2	2
2	3	4
2	3	4
3	3	3
2	3	3
2	4	4
3	3	3
2	2	4
3	3	3
2	3	3
3	3	4
2	3	4
3	3	3
3	3	3
2	2	3
2	1	1
3	3	3
2	3	4
2	3	4
1	1	2
2	3	4
2	3	4
3	3	3
2	3	5
3	3	3
4	3	2
3	3	3
2	2	4
3	3	3
2	3	3
2	3	4
2	2	3
2	3	4
2	3	3
2	3	5
2	3	4
2	2	4
2	3	4
2	2	2
1	3	5
2	3	4
2	3	4
2	2	4
2	3	4
3	3	3
2	3	4
2	3	4
2	3	4
3	3	3
2	3	4
3	3	3
3	3	3
2	3	3
2	3	4
3	3	3
4	3	3
3	3	3
3	3	3
3	3	3
2	3	4
3	3	3
2	2	3
3	3	3
4	3	3
2	4	4
2	3	4
2	3	4
2	3	4
2	3	4
2	3	4
2	3	4
3	3	3
3	3	3
3	3	3
2	3	3
1	4	4
2	3	3
2	2	3
2	3	4
2	3	3
3	3	3
2	3	4
2	3	3
3	3	3
3	3	3
2	3	3
3	3	3
3	3	4
4	3	3
2	3	4
2	3	4
3	3	3
2	3	3
2	3	4
3	3	3
2	2	4
2	3	4
2	4	5
2	2	4
1	2	4
3	3	3
2	2	3
3	3	3
2	3	4
2	3	4
2	3	3
2	3	3
2	3	3
2	2	3
2	3	3
2	3	4
2	3	4
3	3	3
2	3	2
2	2	2
3	3	3
3	3	3
2	4	4
4	3	3
2	3	4
2	3	2
2	3	4
4	3	3
3	3	3
3	3	3
2	2	3
2	3	3
2	3	3
3	3	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=298127&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=298127&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=298127&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 itmes0.42570.37730.44850.168
GW1 excluded0.41450.44010.28210.2821
GW3 excluded0.58520.58860.41710.4171
GW4 excluded-0.4644-0.4849-0.1951-0.1951

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.4257 & 0.3773 & 0.4485 & 0.168 \tabularnewline
GW1 excluded & 0.4145 & 0.4401 & 0.2821 & 0.2821 \tabularnewline
GW3 excluded & 0.5852 & 0.5886 & 0.4171 & 0.4171 \tabularnewline
GW4 excluded & -0.4644 & -0.4849 & -0.1951 & -0.1951 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=298127&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]0.4257[/C][C]0.3773[/C][C]0.4485[/C][C]0.168[/C][/ROW]
[ROW][C]GW1 excluded[/C][C]0.4145[/C][C]0.4401[/C][C]0.2821[/C][C]0.2821[/C][/ROW]
[ROW][C]GW3 excluded[/C][C]0.5852[/C][C]0.5886[/C][C]0.4171[/C][C]0.4171[/C][/ROW]
[ROW][C]GW4 excluded[/C][C]-0.4644[/C][C]-0.4849[/C][C]-0.1951[/C][C]-0.1951[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=298127&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=298127&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 itmes0.42570.37730.44850.168
GW1 excluded0.41450.44010.28210.2821
GW3 excluded0.58520.58860.41710.4171
GW4 excluded-0.4644-0.4849-0.1951-0.1951


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 1 ; par2 = Do not include Seasonal Dummies ; par3 = No Linear Trend ; par4 = 0 ; par5 = 0 ;
Parameters (R input):
par1 = 1 ;
R code (references can be found in the software module):
par1 <- '1'
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')