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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 computationTue, 16 Oct 2012 16:42:31 -0400
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2012/Oct/16/t1350420161ziru4uag1y3yul8.htm/, Retrieved Tue, 30 Apr 2024 11:16:04 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=179241, Retrieved Tue, 30 Apr 2024 11:16:04 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact56

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Cronbach Alpha] [Intrinsic Motivat...] [2010-10-12 11:46:14] [b98453cac15ba1066b407e146608df68]
- R  D    [Cronbach Alpha] [error II] [2012-10-16 20:42:31] [0e946099c50efe5d1ce2f1fa3105dbad] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
23	NA	17	NA	23	NA
24	NA	17	NA	20	NA
22	NA	18	NA	20	NA
NA	20	NA	21	NA	21
24	NA	20	NA	24	NA
27	NA	28	NA	22	NA
NA	28	NA	19	NA	23
27	NA	22	NA	20	NA
24	NA	16	NA	25	NA
23	NA	18	NA	23	NA
NA	24	NA	25	NA	27
NA	27	NA	17	NA	27
27	NA	14	NA	22	NA
28	NA	11	NA	24	NA
27	NA	27	NA	25	NA
NA	23	NA	20	NA	22
24	NA	22	NA	28	NA
NA	28	NA	22	NA	28
NA	27	NA	21	NA	27
25	NA	23	NA	25	NA
NA	19	NA	17	NA	16
24	NA	24	NA	28	NA
20	NA	14	NA	21	NA
NA	28	NA	17	NA	24
26	NA	23	NA	27	NA
23	NA	24	NA	14	NA
23	NA	24	NA	14	NA
20	NA	8	NA	27	NA
NA	11	NA	22	NA	20
24	NA	23	NA	21	NA
NA	25	NA	25	NA	22
23	NA	21	NA	21	NA
18	NA	24	NA	12	NA
NA	20	NA	15	NA	20
NA	20	NA	22	NA	24
NA	24	NA	21	NA	19
23	NA	25	NA	28	NA
NA	25	NA	16	NA	23
NA	28	NA	28	NA	27
26	NA	23	NA	22	NA
26	NA	21	NA	27	NA
23	NA	21	NA	26	NA
22	NA	26	NA	22	NA
NA	24	NA	22	NA	21
NA	21	NA	21	NA	19
20	NA	18	NA	24	NA
NA	22	NA	12	NA	19
NA	20	NA	25	NA	26
25	NA	17	NA	22	NA
NA	20	NA	24	NA	28
22	NA	15	NA	21	NA
23	NA	13	NA	23	NA
25	NA	26	NA	28	NA
23	NA	16	NA	10	NA
NA	23	NA	24	NA	24
22	NA	21	NA	21	NA
24	NA	20	NA	21	NA
25	NA	14	NA	24	NA
NA	21	NA	25	NA	24
NA	12	NA	25	NA	25
17	NA	20	NA	25	NA
20	NA	22	NA	23	NA
23	NA	20	NA	21	NA
NA	23	NA	26	NA	16
20	NA	18	NA	17	NA
NA	28	NA	22	NA	25
NA	24	NA	24	NA	24
NA	24	NA	17	NA	23
24	NA	24	NA	25	NA
24	NA	20	NA	23	NA
28	NA	19	NA	28	NA
NA	25	NA	20	NA	26
NA	21	NA	15	NA	22
25	NA	23	NA	19	NA
25	NA	26	NA	26	NA
18	NA	22	NA	18	NA
17	NA	20	NA	18	NA
NA	26	NA	24	NA	25
NA	28	NA	26	NA	27
NA	21	NA	21	NA	12
NA	27	NA	25	NA	15
22	NA	13	NA	21	NA
NA	NA	NA	NA	NA	NA
25	NA	22	NA	22	NA
NA	22	NA	23	NA	21
NA	23	NA	28	NA	24
26	NA	22	NA	27	NA
19	NA	20	NA	22	NA
25	NA	6	NA	28	NA
21	NA	21	NA	26	NA
13	NA	20	NA	10	NA
NA	24	NA	18	NA	19
25	NA	23	NA	22	NA
26	NA	20	NA	21	NA
25	NA	24	NA	24	NA
25	NA	22	NA	25	NA
NA	22	NA	21	NA	21
21	NA	18	NA	20	NA
NA	23	NA	21	NA	21
NA	25	NA	23	NA	24
24	NA	23	NA	23	NA
NA	21	NA	15	NA	18
21	NA	21	NA	24	NA
25	NA	24	NA	24	NA
NA	22	NA	23	NA	19
20	NA	21	NA	20	NA
NA	20	NA	21	NA	18
23	NA	20	NA	20	NA
28	NA	11	NA	27	NA
23	NA	22	NA	23	NA
28	NA	27	NA	26	NA
24	NA	25	NA	23	NA
18	NA	18	NA	17	NA
20	NA	20	NA	21	NA
28	NA	24	NA	25	NA
NA	21	NA	10	NA	23
21	NA	27	NA	27	NA
25	NA	21	NA	24	NA
NA	19	NA	21	NA	20
18	NA	18	NA	27	NA
21	NA	15	NA	21	NA
22	NA	24	NA	24	NA
24	NA	22	NA	21	NA
15	NA	14	NA	15	NA
28	NA	28	NA	25	NA
NA	26	NA	18	NA	25
23	NA	26	NA	22	NA
26	NA	17	NA	24	NA
NA	20	NA	19	NA	21
NA	22	NA	22	NA	22
20	NA	18	NA	23	NA
NA	23	NA	24	NA	22
NA	22	NA	15	NA	20
NA	24	NA	18	NA	23
NA	23	NA	26	NA	25
22	NA	11	NA	23	NA
26	NA	26	NA	22	NA
NA	23	NA	21	NA	25
NA	27	NA	23	NA	26
23	NA	23	NA	22	NA
21	NA	15	NA	24	NA
26	NA	22	NA	24	NA
23	NA	26	NA	25	NA
NA	21	NA	16	NA	20
27	NA	20	NA	26	NA
19	NA	18	NA	21	NA
NA	23	NA	22	NA	26
NA	25	NA	16	NA	21
NA	23	NA	19	NA	22
NA	22	NA	20	NA	16
22	NA	19	NA	26	NA
25	NA	23	NA	28	NA
25	NA	24	NA	18	NA
NA	28	NA	25	NA	25
NA	28	NA	21	NA	23
NA	20	NA	21	NA	21
25	NA	23	NA	20	NA
19	NA	27	NA	25	NA
25	NA	23	NA	22	NA
22	NA	18	NA	21	NA
NA	18	NA	16	NA	16
20	NA	16	NA	18	NA

Tables (Output of Computation)





Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R Server'Gertrude Mary Cox' @ cox.wessa.net
R Engine error message
Error in eigen(r) : infinite or missing values in 'x'
Calls: alpha -> principal -> eigen
Execution halted


\begin{tabular}{lllllllll}
\hline
Summary of computational transaction \tabularnewline
Raw Input & view raw input (R code)  \tabularnewline
Raw Output & view raw output of R engine  \tabularnewline
Computing time & 0 seconds \tabularnewline
R Server & 'Gertrude Mary Cox' @ cox.wessa.net \tabularnewline
R Engine error message & 
Error in eigen(r) : infinite or missing values in 'x'
Calls: alpha -> principal -> eigen
Execution halted

 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=179241&T=0

[TABLE]
[ROW][C]Summary of computational transaction[/C][/ROW]
[ROW][C]Raw Input[/C][C]view raw input (R code) [/C][/ROW]
[ROW][C]Raw Output[/C][C]view raw output of R engine [/C][/ROW]
[ROW][C]Computing time[/C][C]0 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Gertrude Mary Cox' @ cox.wessa.net[/C][/ROW]
[ROW][C]R Engine error message[/C][C]
Error in eigen(r) : infinite or missing values in 'x'
Calls: alpha -> principal -> eigen
Execution halted

[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=179241&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=179241&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 Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R Server'Gertrude Mary Cox' @ cox.wessa.net
R Engine error message
Error in eigen(r) : infinite or missing values in 'x'
Calls: alpha -> principal -> eigen
Execution halted


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
Parameters (R input):
R code (references can be found in the software module):
library(psych)
z <- t(y)
(r <- alpha(z))
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')