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Author's title

Author

*Unverified author*

R Software Module

rwasp_cronbach.wasp

Title produced by software

Cronbach Alpha

Date of computation

Sat, 08 Dec 2018 09:03:44 +0100

Cite this page as follows

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2018/Dec/08/t1544256662ntif5myhrp2zdcn.htm/, Retrieved Sun, 05 May 2024 04:27:05 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=315804, Retrieved Sun, 05 May 2024 04:27:05 +0000

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IsPrivate?

No (this computation is public)

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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] [] [2018-12-08 08:03:44] [d41d8cd98f00b204e9800998ecf8427e] [Current]

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Dataseries X:

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2.00	2.00	2.00	3.00	3.00	2.00	2.00	3.00
2.05	3.00	1.40	1.40	2.10	1.40	2.05	1.20
1.50	2.25	3.10	1.40	2.50	1.90	1.30	1.90
2.00	2.00	2.70	2.30	1.90	2.00	1.70	2.20
1.00	1.50	1.60	1.00	2.00	1.30	1.40	1.40
1.00	1.30	1.50	1.00	2.00	1.00	1.00	1.00
2.00	2.00	2.50	2.50	2.50	2.00	2.50	2.50
1.00	2.00	1.00	1.00	1.20	1.20	1.00	1.20
3.00	2.00	2.00	2.00	2.00	2.00	2.00	2.00
2.60	2.20	2.20	2.10	2.30	2.00	2.00	2.10
4.00	2.70	3.30	2.70	3.60	2.40	3.00	3.50
2.00	1.60	1.70	1.90	2.00	1.90	2.00	1.80
2.00	2.70	3.10	1.30	2.80	2.95	3.10	4.20
2.00	2.00	2.00	2.00	2.00	2.00	2.00	2.00
1.70	2.80	2.70	1.90	3.30	1.90	3.80	2.70
2.30	2.25	2.30	2.30	2.70	1.70	1.95	1.65
2.00	1.00	1.00	1.00	2.00	1.00	1.00	1.00
2.00	2.00	2.00	2.00	2.00	2.00	2.00	2.00
2.50	1.80	3.60	1.50	3.00	1.50	1.80	3.00
2.30	2.70	2.60	2.00	2.20	2.70	2.50	1.70
1.00	1.00	1.00	1.00	1.00	1.00	1.00	1.00
1.80	2.50	2.50	1.75	3.55	1.55	1.55	2.50
2.30	2.10	2.10	1.50	2.70	2.20	2.00	2.80
2.00	4.00	3.00	2.00	4.00	1.00	3.00	5.00
3.00	1.00	2.00	2.00	2.00	2.00	3.00	3.00
1.00	1.00	1.00	1.00	1.00	1.00	1.00	1.00
3.00	3.00	3.00	2.00	2.00	2.00	3.00	3.00
2.00	3.00	4.00	3.00	2.00	2.00	2.00	NA
4.30	4.30	3.80	3.50	4.30	4.50	3.60	3.50
1.60	2.10	1.90	1.90	2.30	1.40	1.60	1.20
1.30	1.30	1.30	1.30	1.50	1.40	1.50	1.50
1.70	2.30	2.30	2.70	2.40	2.00	2.80	3.30
NA	NA	NA	NA	NA	NA	NA	NA
2.90	2.50	2.00	2.30	2.00	1.40	2.00	1.10
2.40	1.90	2.50	2.60	1.90	2.70	2.90	2.80
1.80	NA	1.60	1.60	2.60	2.10	3.00	2.20
2.30	NA	2.50	2.60	3.30	2.10	2.40	2.40
1.50	1.80	3.30	1.50	3.20	1.80	3.20	3.00
1.60	1.60	2.30	1.90	2.50	2.00	3.00	3.20

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=315804&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=315804&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=315804&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	0.9159	0.9182	0.9267	0.5838
V1 excluded	0.91	0.9118	0.9176	0.5961
V2 excluded	0.9047	0.9076	0.9159	0.5839
V3 excluded	0.9002	0.9038	0.9115	0.5729
V4 excluded	0.9086	0.9103	0.9174	0.5917
V5 excluded	0.9034	0.9074	0.9133	0.5833
V6 excluded	0.9068	0.9085	0.914	0.5866
V7 excluded	0.9009	0.9046	0.9079	0.5753
V8 excluded	0.9052	0.9064	0.9052	0.5805

\begin{tabular}{lllllllll}
\hline
Cronbach Alpha and Related Statistics \tabularnewline
Items & Cronbach Alpha & Std. Alpha & G6(smc) & Average R \tabularnewline
All itmes & 0.9159 & 0.9182 & 0.9267 & 0.5838 \tabularnewline
V1 excluded & 0.91 & 0.9118 & 0.9176 & 0.5961 \tabularnewline
V2 excluded & 0.9047 & 0.9076 & 0.9159 & 0.5839 \tabularnewline
V3 excluded & 0.9002 & 0.9038 & 0.9115 & 0.5729 \tabularnewline
V4 excluded & 0.9086 & 0.9103 & 0.9174 & 0.5917 \tabularnewline
V5 excluded & 0.9034 & 0.9074 & 0.9133 & 0.5833 \tabularnewline
V6 excluded & 0.9068 & 0.9085 & 0.914 & 0.5866 \tabularnewline
V7 excluded & 0.9009 & 0.9046 & 0.9079 & 0.5753 \tabularnewline
V8 excluded & 0.9052 & 0.9064 & 0.9052 & 0.5805 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=315804&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]0.9159[/C][C]0.9182[/C][C]0.9267[/C][C]0.5838[/C][/ROW]
[ROW][C]V1 excluded[/C][C]0.91[/C][C]0.9118[/C][C]0.9176[/C][C]0.5961[/C][/ROW]
[ROW][C]V2 excluded[/C][C]0.9047[/C][C]0.9076[/C][C]0.9159[/C][C]0.5839[/C][/ROW]
[ROW][C]V3 excluded[/C][C]0.9002[/C][C]0.9038[/C][C]0.9115[/C][C]0.5729[/C][/ROW]
[ROW][C]V4 excluded[/C][C]0.9086[/C][C]0.9103[/C][C]0.9174[/C][C]0.5917[/C][/ROW]
[ROW][C]V5 excluded[/C][C]0.9034[/C][C]0.9074[/C][C]0.9133[/C][C]0.5833[/C][/ROW]
[ROW][C]V6 excluded[/C][C]0.9068[/C][C]0.9085[/C][C]0.914[/C][C]0.5866[/C][/ROW]
[ROW][C]V7 excluded[/C][C]0.9009[/C][C]0.9046[/C][C]0.9079[/C][C]0.5753[/C][/ROW]
[ROW][C]V8 excluded[/C][C]0.9052[/C][C]0.9064[/C][C]0.9052[/C][C]0.5805[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=315804&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=315804&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	0.9159	0.9182	0.9267	0.5838
V1 excluded	0.91	0.9118	0.9176	0.5961
V2 excluded	0.9047	0.9076	0.9159	0.5839
V3 excluded	0.9002	0.9038	0.9115	0.5729
V4 excluded	0.9086	0.9103	0.9174	0.5917
V5 excluded	0.9034	0.9074	0.9133	0.5833
V6 excluded	0.9068	0.9085	0.914	0.5866
V7 excluded	0.9009	0.9046	0.9079	0.5753
V8 excluded	0.9052	0.9064	0.9052	0.5805

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')

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Figures (Output of Computation)

Input Parameters & R Code