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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, 24 Jan 2018 11:59:25 +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/Jan/24/t1516791630qx49o6t4bve3mpa.htm/, Retrieved Mon, 06 May 2024 05:04:36 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=312849, Retrieved Mon, 06 May 2024 05:04:36 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact26

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Cronbach Alpha] [] [2018-01-24 10:59:25] [5afcb1189196649f11ed89361ecc5748] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
10 10
15 9
14 12
14 14
8 6
19 13
17 12
18 13
10 6
15 12
16 10
12 9
13 12
10 7
14 10
15 11
20 15
9 10
12 12
13 10
16 12
12 11
14 11
15 12
19 15
16 12
16 11
14 9
14 11
14 11
13 9
18 15
15 12
15 9
15 12
13 12
14 9
15 9
14 11
19 12
16 12
16 12
12 12
10 6
11 11
13 12
14 9
11 11
11 9
16 10
9 10
16 9
19 12
13 11
15 9
14 9
15 12
11 6
14 10
15 12
17 11
16 14
13 8
15 9
14 10
15 10
14 10
12 11
12 10
15 12
17 14
13 10
5 8
7 8
10 7
15 11
9 6
9 9
15 12
14 12
11 12
18 9
20 15
20 15
16 13
15 9
14 12
13 9
18 15
14 11
12 11
9 6
19 14
13 11
12 8
14 10
6 10
14 9
11 8
11 9
14 10
12 11
19 14
13 12
14 9
17 13
12 8
16 12
15 14
15 9
15 10
16 12
15 12
12 9
13 9
14 12
17 15
14 12
14 11
14 8
15 11
11 11
11 10
16 12
12 9
12 11
19 15
18 14
16 6
16 9
13 9
11 8
10 7
14 10
14 6
14 9
16 9
10 7
16 11
7 9
16 12
15 9
17 10
11 11
11 7
10 12
13 8
14 13
13 11
13 11
12 12
10 11
15 12
6 3
15 10
15 13
11 10
14 6
14 11
16 12
12 9
15 10
20 15
12 9
9 6
13 9
15 15
19 15
11 9
11 11
17 9
15 11
14 10
15 9
11 6
12 12
15 13
16 12
16 12

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=312849&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=312849&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=312849&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 itmes0.7670.7790.6380.638
Perceived_Ease_of_Use excluded0.6380.6380.4070.638
Perceived_Usefulness excluded0.4070.638NANA

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.767 & 0.779 & 0.638 & 0.638 \tabularnewline
Perceived_Ease_of_Use excluded & 0.638 & 0.638 & 0.407 & 0.638 \tabularnewline
Perceived_Usefulness excluded & 0.407 & 0.638 & NA & NA \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=312849&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]0.767[/C][C]0.779[/C][C]0.638[/C][C]0.638[/C][/ROW]
[ROW][C]Perceived_Ease_of_Use excluded[/C][C]0.638[/C][C]0.638[/C][C]0.407[/C][C]0.638[/C][/ROW]
[ROW][C]Perceived_Usefulness excluded[/C][C]0.407[/C][C]0.638[/C][C]NA[/C][C]NA[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=312849&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=312849&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 itmes0.7670.7790.6380.638
Perceived_Ease_of_Use excluded0.6380.6380.4070.638
Perceived_Usefulness excluded0.4070.638NANA


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 0 ; par2 = 0.3 ; par3 = 2 ; par4 = 1 ; par5 = 12 ; par6 = 3 ; par7 = 2 ; par8 = 2 ; par9 = 1 ; par10 = FALSE ;
Parameters (R input):
par1 = 0 ;
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')