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Author

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R Software Module

rwasp_cronbach.wasp

Title produced by software

Cronbach Alpha

Date of computation

Thu, 01 Feb 2018 09:35:21 +0100

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Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2018/Feb/01/t1517474142pvbtyiqkn0lbt8q.htm/, Retrieved Mon, 29 Apr 2024 05:09:19 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=313668, Retrieved Mon, 29 Apr 2024 05:09:19 +0000

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Estimated Impact

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)

-       [Cronbach Alpha] [] [2018-02-01 08:35:21] [590d161356c203bfab730abba48e0199] [Current]

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10 10 10 10 21 36 1 0
8 8 9 15 22 32 1 1
8 6 12 14 17 33 1 1
9 10 14 14 21 39 1 1
5 8 6 8 19 34 1 0
10 10 13 19 23 39 1 1
8 7 12 17 21 36 1 1
9 10 13 18 22 33 1 1
8 6 6 10 11 30 1 0
7 7 12 15 20 39 1 0
10 9 10 16 18 37 1 0
10 6 9 12 16 37 1 0
9 7 12 13 18 35 1 1
4 6 7 10 13 32 1 0
4 4 10 14 17 36 1 1
8 6 11 15 20 36 1 1
9 8 15 20 20 41 1 1
10 9 10 9 15 36 1 1
8 8 12 12 18 37 1 0
5 6 10 13 15 29 1 0
10 6 12 16 19 39 1 1
8 10 11 12 19 37 1 0
7 8 11 14 19 32 1 1
8 8 12 15 20 36 1 1
8 7 15 19 20 43 1 1
9 4 12 16 16 30 1 0
8 9 11 16 18 33 1 0
6 8 9 14 17 28 1 1
8 10 11 14 18 30 1 1
8 8 11 14 13 28 1 0
5 6 9 13 20 39 0 1
9 7 15 18 21 34 1 1
8 8 12 15 17 34 1 0
8 5 9 15 19 29 1 0
8 10 12 15 20 32 1 0
6 2 12 13 15 33 1 0
6 6 9 14 15 27 1 0
9 7 9 15 19 35 1 1
8 5 11 14 18 38 1 1
9 8 12 19 22 40 1 1
10 7 12 16 20 34 1 1
8 7 12 16 18 34 0 0
8 10 12 12 14 26 1 0
7 7 6 10 15 39 1 0
7 6 11 11 17 34 1 1
10 10 12 13 16 39 1 1
8 6 9 14 17 26 1 1
7 5 11 11 15 30 1 1
10 8 9 11 17 34 1 1
7 8 10 16 18 34 1 1
7 5 10 9 16 29 1 0
9 8 9 16 18 41 1 0
9 10 12 19 22 43 1 0
8 7 11 13 16 31 1 0
6 7 9 15 16 33 1 0
8 7 9 14 20 34 1 0
9 7 12 15 18 30 1 1
2 2 6 11 16 23 0 0
6 4 10 14 16 29 1 0
8 6 12 15 20 35 1 1
8 7 11 17 21 40 0 1
7 9 14 16 18 27 0 0
8 9 8 13 15 30 1 0
6 4 9 15 18 27 1 0
10 9 10 14 18 29 1 0
10 9 10 15 20 33 1 0
10 8 10 14 18 32 1 0
8 7 11 12 16 33 1 0
8 9 10 12 19 36 1 1
7 7 12 15 20 34 1 1
10 6 14 17 22 45 1 1
5 7 10 13 18 30 0 0
3 2 8 5 8 22 0 1
2 3 8 7 13 24 0 1
3 4 7 10 13 25 0 1
4 5 11 15 18 26 0 1
2 2 6 9 12 27 0 0
6 6 9 9 16 27 0 0
8 8 12 15 21 35 1 0
8 5 12 14 20 36 1 0
5 4 12 11 18 32 0 0
10 10 9 18 22 35 1 1
9 10 15 20 23 35 1 1
8 10 15 20 23 36 1 1
9 9 13 16 21 37 1 1
8 5 9 15 16 33 1 1
5 5 12 14 14 25 1 0
7 7 9 13 18 35 1 1
9 10 15 18 22 37 1 1
8 9 11 14 20 36 1 0
4 8 11 12 18 35 1 1
7 8 6 9 12 29 1 1
8 8 14 19 17 35 1 1
7 8 11 13 15 31 1 0
7 8 8 12 18 30 1 1
9 7 10 14 18 37 1 0
6 6 10 6 15 36 1 1
7 8 9 14 16 35 1 0
4 2 8 11 15 32 1 0
6 5 9 11 16 34 1 1
10 4 10 14 19 37 1 0
9 9 11 12 19 36 1 1
10 10 14 19 23 39 1 1
8 6 12 13 20 37 1 0
4 4 9 14 18 31 0 0
8 10 13 17 21 40 1 1
5 6 8 12 19 38 1 0
8 7 12 16 18 35 0 1
9 7 14 15 19 38 0 1
8 8 9 15 17 32 1 0
4 6 10 15 21 41 1 1
8 5 12 16 19 28 1 0
10 6 12 15 24 40 1 1
6 7 9 12 12 25 1 0
7 6 9 13 15 28 1 0
10 9 12 14 18 37 1 1
9 9 15 17 19 37 1 1
8 7 12 14 22 40 1 1
3 6 11 14 19 26 0 0
8 7 8 14 16 30 1 0
7 7 11 15 19 32 1 0
7 8 11 11 18 31 1 0
8 7 10 11 18 28 1 0
8 8 12 16 19 34 1 1
7 7 9 12 21 39 1 0
7 4 11 12 19 33 0 1
9 10 15 19 22 43 1 0
9 8 14 18 23 37 0 1
9 8 6 16 17 31 1 0
4 2 9 16 18 31 0 1
6 6 9 13 19 34 1 0
6 4 8 11 15 32 1 1
6 4 7 10 14 27 0 0
8 9 10 14 18 34 1 0
3 2 6 14 17 28 0 0
8 6 9 14 19 32 0 0
8 7 9 16 16 39 0 1
6 4 7 10 14 28 0 1
10 10 11 16 20 39 1 0
2 3 9 7 16 32 0 0
9 7 12 16 18 36 0 1
6 4 9 15 16 31 0 1
6 8 10 17 21 39 0 0
5 4 11 11 16 23 0 0
4 5 7 11 14 25 0 0
7 6 12 10 16 32 1 0
5 5 8 13 19 32 0 1
8 9 13 14 19 36 0 1
6 6 11 13 19 39 0 0
9 8 11 13 18 31 0 1
6 4 12 12 16 32 1 0
4 4 11 10 14 28 0 1
7 8 12 15 19 34 0 0
2 4 3 6 11 28 0 1
8 10 10 15 18 38 1 1
9 8 13 15 18 35 1 1
6 5 10 11 16 32 1 0
5 3 6 14 20 26 0 1
7 7 11 14 18 32 0 1
8 6 12 16 20 28 1 1
4 5 9 12 16 31 1 0
9 5 10 15 18 33 0 1
9 9 15 20 19 38 1 0
9 2 9 12 19 38 0 1
7 7 6 9 15 36 0 0
5 7 9 13 17 31 1 1
7 5 15 15 21 36 0 0
9 9 15 19 24 43 1 1
8 4 9 11 16 37 1 1
6 5 11 11 13 28 0 1
9 9 9 17 21 35 0 1
8 7 11 15 16 34 1 1
7 6 10 14 17 40 1 1
7 8 9 15 17 31 1 0
7 7 6 11 18 41 0 0
8 6 12 12 18 35 1 0
10 8 13 15 23 38 1 1
6 6 12 16 20 37 0 0
6 7 12 16 20 31 0 0

Summary of computational transaction
Raw Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	1 seconds
R Server	Big 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=313668&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=313668&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=313668&T=0

As an alternative you can also use a 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 Output	view raw output of R engine
Computing time	1 seconds
R Server	Big Analytics Cloud Computing Center

Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.8111	0.8301	0.8474	0.3792
Intention_to_Use excluded	0.7739	0.789	0.8047	0.3481
Relative_Advantage excluded	0.7832	0.8022	0.8195	0.3669
Perceived_Usefulness excluded	0.7749	0.7995	0.8197	0.363
Perceived_Ease_of_Use excluded	0.7628	0.7941	0.8067	0.3552
Information_Quality excluded	0.7519	0.7917	0.8001	0.3519
System_Quality excluded	0.8107	0.8012	0.8183	0.3653
groupB excluded	0.8212	0.8387	0.8477	0.4262
genderB excluded	0.8233	0.8549	0.8639	0.4569

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.8111 & 0.8301 & 0.8474 & 0.3792 \tabularnewline
Intention_to_Use excluded & 0.7739 & 0.789 & 0.8047 & 0.3481 \tabularnewline
Relative_Advantage excluded & 0.7832 & 0.8022 & 0.8195 & 0.3669 \tabularnewline
Perceived_Usefulness excluded & 0.7749 & 0.7995 & 0.8197 & 0.363 \tabularnewline
Perceived_Ease_of_Use excluded & 0.7628 & 0.7941 & 0.8067 & 0.3552 \tabularnewline
Information_Quality excluded & 0.7519 & 0.7917 & 0.8001 & 0.3519 \tabularnewline
System_Quality excluded & 0.8107 & 0.8012 & 0.8183 & 0.3653 \tabularnewline
groupB excluded & 0.8212 & 0.8387 & 0.8477 & 0.4262 \tabularnewline
genderB excluded & 0.8233 & 0.8549 & 0.8639 & 0.4569 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=313668&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]0.8111[/C][C]0.8301[/C][C]0.8474[/C][C]0.3792[/C][/ROW]
[ROW][C]Intention_to_Use excluded[/C][C]0.7739[/C][C]0.789[/C][C]0.8047[/C][C]0.3481[/C][/ROW]
[ROW][C]Relative_Advantage excluded[/C][C]0.7832[/C][C]0.8022[/C][C]0.8195[/C][C]0.3669[/C][/ROW]
[ROW][C]Perceived_Usefulness excluded[/C][C]0.7749[/C][C]0.7995[/C][C]0.8197[/C][C]0.363[/C][/ROW]
[ROW][C]Perceived_Ease_of_Use excluded[/C][C]0.7628[/C][C]0.7941[/C][C]0.8067[/C][C]0.3552[/C][/ROW]
[ROW][C]Information_Quality excluded[/C][C]0.7519[/C][C]0.7917[/C][C]0.8001[/C][C]0.3519[/C][/ROW]
[ROW][C]System_Quality excluded[/C][C]0.8107[/C][C]0.8012[/C][C]0.8183[/C][C]0.3653[/C][/ROW]
[ROW][C]groupB excluded[/C][C]0.8212[/C][C]0.8387[/C][C]0.8477[/C][C]0.4262[/C][/ROW]
[ROW][C]genderB excluded[/C][C]0.8233[/C][C]0.8549[/C][C]0.8639[/C][C]0.4569[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=313668&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=313668&T=1

As an alternative you can also use a QR Code:

The GUIDs for individual cells are displayed in the table below:

Cronbach Alpha and Related Statistics
Items	Cronbach Alpha	Std. Alpha	G6(smc)	Average R
All itmes	0.8111	0.8301	0.8474	0.3792
Intention_to_Use excluded	0.7739	0.789	0.8047	0.3481
Relative_Advantage excluded	0.7832	0.8022	0.8195	0.3669
Perceived_Usefulness excluded	0.7749	0.7995	0.8197	0.363
Perceived_Ease_of_Use excluded	0.7628	0.7941	0.8067	0.3552
Information_Quality excluded	0.7519	0.7917	0.8001	0.3519
System_Quality excluded	0.8107	0.8012	0.8183	0.3653
groupB excluded	0.8212	0.8387	0.8477	0.4262
genderB excluded	0.8233	0.8549	0.8639	0.4569

Parameters (Session):

Parameters (R input):

par1 = TRUE ;

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')

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Input Parameters & R Code