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Description of Statistical Computation

Author's title

Author*Unverified author*
R Software Modulerwasp_cronbach.wasp
Title produced by softwareCronbach Alpha
Date of computationMon, 25 Nov 2019 00:32:09 +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/2019/Nov/25/t15746390349rxlaio4dij1pol.htm/, Retrieved Fri, 17 May 2024 06:58:41 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=318952, Retrieved Fri, 17 May 2024 06:58:41 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact115

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Cronbach Alpha] [Entrega Valeria S...] [2019-11-24 23:32:09] [3f8de3c0c541c48584b2da3d7fdaaa8d] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
5	4	5	3	5	3	3	5	5	5	2	3	3	5
5	2	3	5	4	4	3	3	3	3	4	4	4	4
4	2	4	4	4	4	3	4	4	4	3	3	2	4
5	1	4	2	5	3	3	5	5	5	2	3	1	5
5	3	3	3	5	5	4	5	5	5	3	3	2	5
5	3	5	3	4	5	3	5	5	5	4	3	1	5
4	4	5	2	5	5	2	5	4	5	4	2	2	5
5	3	3	4	2	5	2	5	5	5	3	4	1	5
5	1	2	2	2	5	2	5	4	5	4	3	1	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=318952&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=318952&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=318952&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 itmes0.75680.792610.2144
Q1 excluded0.77190.818710.2577
Q2 excluded0.75260.790510.225
Q3 excluded0.73930.787410.2217
Q4 excluded0.70520.752810.1898
Q5 excluded0.77970.807110.2435
Q6 excluded0.78390.81410.2518
Q7 excluded0.77420.813810.2516
Q8 excluded0.69760.731110.173
Q9 excluded0.71320.75110.1884
Q10 excluded0.69760.731110.173
Q11 excluded0.76220.800410.2358
Q12 excluded0.72810.773310.2078
Q13 excluded0.74010.771110.2058
Q14 excluded0.72350.736810.1772

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.7568 & 0.7926 & 1 & 0.2144 \tabularnewline
Q1 excluded & 0.7719 & 0.8187 & 1 & 0.2577 \tabularnewline
Q2 excluded & 0.7526 & 0.7905 & 1 & 0.225 \tabularnewline
Q3 excluded & 0.7393 & 0.7874 & 1 & 0.2217 \tabularnewline
Q4 excluded & 0.7052 & 0.7528 & 1 & 0.1898 \tabularnewline
Q5 excluded & 0.7797 & 0.8071 & 1 & 0.2435 \tabularnewline
Q6 excluded & 0.7839 & 0.814 & 1 & 0.2518 \tabularnewline
Q7 excluded & 0.7742 & 0.8138 & 1 & 0.2516 \tabularnewline
Q8 excluded & 0.6976 & 0.7311 & 1 & 0.173 \tabularnewline
Q9 excluded & 0.7132 & 0.751 & 1 & 0.1884 \tabularnewline
Q10 excluded & 0.6976 & 0.7311 & 1 & 0.173 \tabularnewline
Q11 excluded & 0.7622 & 0.8004 & 1 & 0.2358 \tabularnewline
Q12 excluded & 0.7281 & 0.7733 & 1 & 0.2078 \tabularnewline
Q13 excluded & 0.7401 & 0.7711 & 1 & 0.2058 \tabularnewline
Q14 excluded & 0.7235 & 0.7368 & 1 & 0.1772 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=318952&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]0.7568[/C][C]0.7926[/C][C]1[/C][C]0.2144[/C][/ROW]
[ROW][C]Q1 excluded[/C][C]0.7719[/C][C]0.8187[/C][C]1[/C][C]0.2577[/C][/ROW]
[ROW][C]Q2 excluded[/C][C]0.7526[/C][C]0.7905[/C][C]1[/C][C]0.225[/C][/ROW]
[ROW][C]Q3 excluded[/C][C]0.7393[/C][C]0.7874[/C][C]1[/C][C]0.2217[/C][/ROW]
[ROW][C]Q4 excluded[/C][C]0.7052[/C][C]0.7528[/C][C]1[/C][C]0.1898[/C][/ROW]
[ROW][C]Q5 excluded[/C][C]0.7797[/C][C]0.8071[/C][C]1[/C][C]0.2435[/C][/ROW]
[ROW][C]Q6 excluded[/C][C]0.7839[/C][C]0.814[/C][C]1[/C][C]0.2518[/C][/ROW]
[ROW][C]Q7 excluded[/C][C]0.7742[/C][C]0.8138[/C][C]1[/C][C]0.2516[/C][/ROW]
[ROW][C]Q8 excluded[/C][C]0.6976[/C][C]0.7311[/C][C]1[/C][C]0.173[/C][/ROW]
[ROW][C]Q9 excluded[/C][C]0.7132[/C][C]0.751[/C][C]1[/C][C]0.1884[/C][/ROW]
[ROW][C]Q10 excluded[/C][C]0.6976[/C][C]0.7311[/C][C]1[/C][C]0.173[/C][/ROW]
[ROW][C]Q11 excluded[/C][C]0.7622[/C][C]0.8004[/C][C]1[/C][C]0.2358[/C][/ROW]
[ROW][C]Q12 excluded[/C][C]0.7281[/C][C]0.7733[/C][C]1[/C][C]0.2078[/C][/ROW]
[ROW][C]Q13 excluded[/C][C]0.7401[/C][C]0.7711[/C][C]1[/C][C]0.2058[/C][/ROW]
[ROW][C]Q14 excluded[/C][C]0.7235[/C][C]0.7368[/C][C]1[/C][C]0.1772[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=318952&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=318952&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 itmes0.75680.792610.2144
Q1 excluded0.77190.818710.2577
Q2 excluded0.75260.790510.225
Q3 excluded0.73930.787410.2217
Q4 excluded0.70520.752810.1898
Q5 excluded0.77970.807110.2435
Q6 excluded0.78390.81410.2518
Q7 excluded0.77420.813810.2516
Q8 excluded0.69760.731110.173
Q9 excluded0.71320.75110.1884
Q10 excluded0.69760.731110.173
Q11 excluded0.76220.800410.2358
Q12 excluded0.72810.773310.2078
Q13 excluded0.74010.771110.2058
Q14 excluded0.72350.736810.1772


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = CIERTO ;
Parameters (R input):
par1 = CIERTO ;
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')