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Author's title

Author

*The author of this computation has been verified*

R Software Module

rwasp_cronbach.wasp

Title produced by software

Cronbach Alpha

Date of computation

Tue, 16 Oct 2012 06:07:26 -0400

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/2012/Oct/16/t135038206414gqm8zu6lrsen0.htm/, Retrieved Tue, 30 Apr 2024 20:10:08 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=178471, Retrieved Tue, 30 Apr 2024 20:10:08 +0000

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Original text written by user:

IsPrivate?

No (this computation is public)

User-defined keywords

Estimated Impact

110

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]
-    D  [Cronbach Alpha] [Extrinsic motivat...] [2010-10-15 09:25:56] [afe9379cca749d06b3d6872e02cc47ed]
- R       [Cronbach Alpha] [Cronbach Alfa ide...] [2012-10-16 09:34:44] [87b90d598c60c012567ac118c8f3a654]
-    D        [Cronbach Alpha] [WS 3 - Q 2.3] [2012-10-16 10:07:26] [b650a28572edc4a1d205c228043a3295] [Current]

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Dataseries X:

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Histogram

Boxplots

4	7	7	6	1	5	7	7	7	7	6	1	7	1	5	7	4	4	1	4	4	7
5	5	6	4	1	4	5	5	5	6	4	1	4	3	5	5	6	3	1	4	5	5
4	6	6	6	2	5	5	6	5	6	2	1	4	4	5	4	5	5	1	5	4	5
3	4	5	4	2	4	5	6	5	6	2	2	4	5	6	5	4	2	2	5	5	6
6	5	6	2	2	4	5	6	5	6	2	2	4	5	6	5	6	2	2	4	5	6
5	6	7	5	1	6	7	5	6	7	5	1	6	7	5	6	6	5	1	6	7	7
5	7	7	1	1	5	7	7	4	7	1	1	4	1	5	7	7	1	1	4	4	6
1	6	7	6	1	3	5	6	5	7	4	1	2	5	6	5	6	5	4	2	6	7
4	6	7	3	1	4	3	7	7	6	5	2	6	2	7	7	5	4	1	5	4	7
5	6	6	4	1	4	6	6	5	6	4	1	3	3	6	5	5	3	1	5	3	6
6	5	4	3	1	2	7	7	2	7	1	1	6	6	7	4	7	1	1	5	5	7
7	5	6	2	1	5	6	7	5	7	2	1	5	4	6	6	7	5	1	6	2	7
5	4	6	4	1	3	5	6	5	7	4	1	4	3	6	4	7	3	1	3	3	5
6	6	7	3	1	5	3	6	6	7	2	1	5	3	6	6	7	2	1	5	3	6
5	6	6	5	1	6	7	7	6	7	6	1	7	6	6	7	7	6	1	7	7	7
4	5	6	3	2	4	5	6	5	6	3	3	4	5	6	6	6	3	2	5	5	6
7	3	4	3	1	3	7	7	3	7	2	1	1	5	7	4	6	2	1	2	5	7
7	7	7	6	1	6	7	7	6	7	6	1	6	5	7	6	7	6	1	7	4	7
6	3	7	1	1	7	7	7	5	7	2	1	7	1	7	6	7	1	1	5	6	7
6	5	6	1	2	2	6	7	5	7	6	2	4	5	6	6	6	4	2	3	6	6
2	3	3	1	1	6	5	5	3	5	1	1	5	3	5	4	5	1	1	3	4	4
7	5	7	5	1	4	7	7	5	4	4	4	4	4	7	5	7	5	1	1	6	7
5	2	5	2	1	1	4	5	1	6	1	1	1	2	5	2	5	1	1	2	3	6
4	6	7	3	1	4	7	6	5	7	4	1	4	3	7	6	7	3	1	5	2	7
7	3	6	3	1	3	7	7	4	7	2	2	2	5	6	5	6	2	1	5	5	7
1	6	5	5	1	6	7	6	6	7	5	1	6	5	2	6	6	6	1	7	5	5
1	6	5	5	1	6	7	6	6	7	5	1	6	5	2	6	6	6	1	7	5	5
7	5	6	1	1	3	3	6	4	6	1	1	3	2	7	5	2	1	1	2	1	7
4	5	5	2	1	6	7	6	4	2	1	1	5	4	4	5	2	2	1	4	5	6
5	7	6	3	1	4	5	6	5	6	4	1	5	6	4	5	5	4	1	5	6	6
5	6	6	5	1	7	7	6	4	7	4	1	6	6	5	6	6	4	1	6	5	6
5	5	5	3	1	4	5	5	5	6	5	1	5	4	5	6	6	4	1	5	6	6
4	5	4	5	4	4	5	3	6	4	5	6	4	6	4	5	4	4	3	5	7	1
5	4	5	3	3	3	4	3	3	5	3	3	4	3	7	4	4	3	3	4	4	5
5	4	4	2	1	4	5	5	5	5	1	1	1	6	7	6	5	1	1	3	5	7
4	6	6	4	2	6	6	6	5	6	5	2	5	3	4	5	6	3	2	6	6	5
7	5	6	3	1	3	7	7	3	7	2	1	3	4	7	5	5	1	1	3	7	7
7	5	7	3	1	2	5	7	5	6	3	1	4	4	4	5	6	3	1	5	2	5
7	7	7	6	1	7	7	7	7	7	6	1	7	7	6	7	7	6	1	7	7	7
4	5	7	6	1	7	7	6	6	6	4	1	7	5	6	5	7	3	1	5	5	6
7	5	7	3	1	5	6	7	4	7	4	1	5	5	6	5	5	4	1	5	5	7
7	6	5	3	1	5	6	7	5	6	2	1	5	4	6	7	6	2	1	5	5	6
4	5	6	4	2	6	7	6	5	5	3	2	7	6	6	5	5	3	1	6	6	6
3	6	6	4	1	7	7	6	6	6	5	2	7	4	7	7	6	4	1	5	5	5
2	7	3	2	1	6	6	5	7	7	5	1	7	4	6	6	5	3	1	6	5	6
6	5	6	2	4	3	6	6	3	5	2	4	2	2	6	3	4	2	4	2	4	6
4	5	5	3	1	4	4	6	4	6	2	2	3	3	4	4	5	2	1	2	2	5
5	5	4	2	3	4	7	7	6	5	1	3	2	6	7	6	6	1	3	4	6	7
4	6	6	5	2	4	5	6	5	6	4	2	4	4	6	5	6	4	1	5	4	6
7	2	6	5	3	2	6	7	2	6	1	2	4	6	7	4	3	2	2	3	6	7
4	4	6	6	2	4	5	6	4	6	4	2	4	3	6	4	4	3	4	4	3	5
6	4	5	3	1	3	3	5	4	7	4	1	4	4	7	6	6	4	1	2	3	5
7	6	6	3	2	5	7	7	5	6	5	1	5	5	7	5	6	4	1	5	7	7
1	3	5	2	1	3	6	4	4	6	4	1	4	2	2	4	5	2	1	2	4	3
5	6	7	5	1	5	6	7	6	5	5	1	5	7	6	6	5	4	1	6	4	6
4	6	6	2	1	5	5	5	2	5	2	2	5	6	6	5	5	2	1	5	5	6
5	5	6	4	1	4	5	6	4	6	3	1	5	5	5	5	6	3	1	5	5	5
5	6	7	4	1	5	7	7	6	7	2	1	5	1	6	6	6	2	1	5	2	6
5	1	4	1	1	5	7	7	4	5	1	1	5	6	6	6	6	1	1	5	6	6
5	5	3	6	2	6	7	7	5	4	5	1	5	6	6	6	4	4	1	6	6	7
5	7	4	2	1	4	6	7	6	6	2	1	4	2	6	5	3	1	1	5	5	7
5	4	4	3	3	4	6	6	4	6	3	1	5	5	6	5	5	3	1	5	6	6
6	5	5	4	1	7	7	6	6	7	4	1	7	5	4	5	5	4	1	7	4	5
3	6	4	3	1	6	7	6	6	5	2	1	6	6	3	5	7	1	1	6	6	4
4	4	6	4	4	5	5	4	5	5	5	4	5	5	4	4	5	4	5	4	4	5
6	6	7	3	1	6	7	6	6	7	2	1	5	4	7	5	7	1	1	5	4	6
6	6	6	6	1	6	6	6	6	6	6	2	6	6	6	6	6	6	2	6	6	6
3	5	6	4	1	5	5	7	4	7	5	1	5	2	6	6	6	4	1	5	4	7
5	5	6	5	1	4	6	7	6	6	4	1	5	6	7	5	6	4	1	5	6	6
2	3	6	3	1	2	5	7	3	6	2	2	3	5	7	5	6	2	1	2	5	7
7	5	7	4	1	7	5	7	5	7	4	1	5	4	7	5	7	5	1	5	5	7
7	6	6	3	1	5	6	7	5	7	5	1	5	2	5	6	6	5	1	6	6	7
4	5	6	3	1	5	6	6	5	6	4	2	4	2	6	6	5	3	1	3	2	6
6	6	6	6	1	6	6	5	6	6	6	3	5	5	3	6	7	5	3	5	6	5
6	6	7	6	1	6	7	7	6	6	6	2	6	6	6	6	6	5	1	6	7	7
3	4	5	2	2	4	6	5	4	4	4	2	4	6	5	4	4	4	2	4	5	5
3	4	4	2	2	4	5	5	4	4	4	2	4	5	5	4	4	4	2	4	5	5
6	6	7	6	1	6	7	7	5	7	3	2	6	5	6	5	6	3	1	5	6	6
7	7	7	5	1	6	7	7	6	7	6	1	4	5	6	6	7	5	1	7	7	7
3	4	6	1	1	5	6	2	3	4	2	1	5	5	4	3	6	3	1	2	5	3
1	5	7	2	1	7	7	6	6	7	2	1	6	5	4	7	6	4	1	7	6	4
5	6	6	5	1	3	6	6	2	6	2	1	3	3	5	5	5	2	2	3	2	5
5	6	5	3	1	6	6	6	5	6	3	1	5	4	6	6	5	3	1	6	5	6
5	5	7	3	1	5	7	6	3	6	2	1	5	3	5	6	5	3	1	5	6	6
5	3	6	4	2	6	6	5	4	6	4	2	5	4	5	5	5	5	2	6	6	6
6	7	5	6	1	7	7	6	6	7	5	1	7	7	6	6	6	5	1	7	7	6
6	6	6	4	1	4	7	7	5	6	4	2	6	5	7	6	7	4	1	5	5	7
5	4	5	2	4	2	5	5	4	4	3	3	4	5	5	4	5	3	4	3	5	7
7	4	7	4	3	3	3	7	5	7	4	2	2	1	7	6	7	4	2	2	1	7
6	5	6	4	2	5	6	6	5	6	3	2	6	4	7	5	3	3	2	5	5	7
1	3	2	2	1	5	6	5	4	2	2	1	3	4	2	4	4	2	1	5	5	2
3	7	5	4	1	6	5	6	7	6	5	1	6	3	5	7	6	5	1	6	4	5
5	6	7	3	1	3	6	7	4	6	3	3	3	5	4	6	7	3	1	5	5	6
1	6	7	6	1	3	6	7	6	6	5	1	5	5	7	6	7	4	1	5	3	6
6	4	7	4	2	5	6	6	4	6	3	1	5	6	6	4	6	3	2	5	6	6
4	5	7	4	1	5	7	7	4	7	3	1	5	5	7	5	7	3	1	5	5	7
5	6	6	3	1	3	6	6	6	6	4	1	5	3	5	6	4	2	1	6	6	5
5	5	5	3	2	4	6	5	3	6	3	1	4	3	5	5	5	4	1	4	4	5
6	6	6	3	1	1	6	5	4	6	3	1	4	4	4	4	5	3	1	5	5	6
5	6	6	4	3	7	7	6	7	6	6	2	6	5	7	7	7	6	1	6	5	6
5	4	5	2	1	4	6	6	5	7	3	1	2	5	5	6	6	3	1	5	6	7
4	5	7	2	1	7	5	6	5	7	1	1	7	3	4	5	3	1	1	5	2	4
6	6	5	3	2	4	5	6	6	5	5	2	4	5	6	6	5	5	2	4	6	6
6	5	6	3	1	5	6	6	5	6	6	1	6	6	6	6	6	5	1	6	6	6
4	5	5	4	1	5	6	5	5	7	4	1	6	6	5	5	5	3	1	6	5	5
5	4	5	4	2	6	6	5	4	5	4	3	4	5	5	5	5	3	3	5	5	5
5	4	5	2	2	4	5	5	5	5	5	2	5	4	3	5	5	3	2	3	6	5
2	6	5	5	1	4	6	7	6	6	4	2	4	4	5	5	5	4	2	5	4	6
7	5	7	5	1	4	4	7	5	7	4	1	4	2	6	7	7	1	1	3	4	7
5	6	6	4	1	6	6	6	5	6	3	1	6	3	6	6	6	5	1	6	6	6
5	5	7	4	1	4	7	7	4	7	1	1	4	6	7	7	7	2	1	4	7	7
2	6	6	3	1	3	7	7	4	6	2	2	5	6	7	6	6	3	1	6	6	7
3	5	5	4	1	3	5	4	5	5	3	1	3	6	5	5	4	2	1	5	3	5
5	4	5	4	2	5	5	5	5	5	2	2	5	5	5	4	5	3	1	5	5	6
5	6	7	5	1	5	7	7	6	7	5	1	6	6	6	6	7	5	1	6	5	7
5	4	6	4	1	3	3	7	5	5	2	2	3	2	4	4	5	3	1	4	2	7
6	5	5	5	2	4	7	7	3	6	2	2	5	6	7	3	6	2	2	3	7	7
6	5	7	3	2	5	5	6	5	7	4	4	4	5	5	5	5	3	1	4	5	7
4	6	4	2	1	5	7	5	3	6	2	2	6	3	6	5	2	1	1	5	5	5
6	3	3	1	2	3	5	7	4	6	3	1	3	5	7	5	4	3	4	4	2	7
3	5	7	5	2	3	3	4	4	4	4	4	4	4	7	5	5	5	2	2	3	7
6	4	5	5	2	5	6	6	5	6	3	2	6	6	6	5	5	4	3	6	6	6
4	5	6	3	2	3	5	6	2	5	1	1	4	5	6	5	6	1	1	3	6	5
3	5	4	4	4	4	4	3	5	4	5	3	5	4	4	3	4	4	3	4	3	5
4	7	7	4	1	7	7	7	7	7	1	1	7	7	7	7	7	1	1	7	7	7
6	5	7	5	2	6	6	6	6	7	4	1	5	2	6	6	6	4	1	6	5	7
4	7	5	5	1	5	7	7	6	6	5	1	6	6	5	6	6	6	1	6	7	6
6	5	7	3	1	2	2	6	5	7	3	2	2	6	6	4	6	3	1	7	4	6
5	4	3	4	1	4	5	5	4	6	4	1	5	4	5	4	5	3	1	5	5	6
5	6	6	6	1	6	6	6	6	5	3	1	6	4	5	6	5	3	1	5	6	6
5	4	5	4	3	6	6	6	3	5	3	2	3	3	6	4	5	4	1	5	4	6
3	4	5	5	2	5	6	7	7	6	6	2	6	6	6	6	6	6	2	6	6	6
5	4	6	4	1	4	2	6	3	6	2	7	2	5	4	2	4	1	1	2	3	5
4	4	5	4	1	4	6	7	4	7	4	1	4	6	6	5	6	2	1	4	3	6
5	6	6	5	1	5	7	6	6	6	5	2	5	6	7	5	5	4	1	7	6	7
5	6	6	4	2	3	4	6	5	5	4	3	3	1	6	6	5	3	1	4	3	6
1	5	7	3	5	5	7	7	6	7	4	3	5	5	7	5	5	2	2	7	7	7
4	3	5	3	1	5	7	7	4	5	3	4	5	4	7	4	6	2	1	4	5	7
7	6	7	6	1	5	6	7	6	7	4	1	6	6	6	6	7	5	1	7	5	6
4	5	6	5	2	6	6	7	6	5	5	2	5	6	5	6	6	5	2	5	5	6
6	4	6	2	1	4	2	6	4	5	3	2	2	5	5	5	5	2	1	2	4	7
7	5	7	4	2	3	7	7	5	7	5	2	5	4	5	5	6	4	1	5	5	5
6	2	7	3	1	3	7	7	3	4	2	2	5	5	7	2	6	2	1	3	7	5
5	5	5	3	1	4	5	6	6	6	6	1	4	4	3	6	4	4	1	3	3	6
6	7	7	5	1	5	5	7	5	7	6	5	6	3	6	6	6	4	1	6	6	7
5	4	5	3	1	5	6	6	6	5	2	1	5	3	5	5	4	2	1	3	4	5
5	4	6	3	2	3	5	7	5	5	3	3	4	6	7	6	6	3	2	4	5	7
6	7	7	4	1	6	6	6	6	6	4	2	4	2	4	7	6	3	1	6	4	5
5	6	6	5	1	5	6	5	5	5	4	1	5	4	6	5	6	4	1	5	4	6
3	5	5	5	2	4	6	4	6	6	4	3	5	4	4	5	5	5	2	6	5	5
6	5	6	5	1	5	5	7	5	7	4	2	4	4	6	5	5	2	1	5	5	7
7	5	7	5	1	4	6	7	5	7	3	2	6	5	7	6	5	2	2	2	6	7
4	7	6	3	1	7	7	5	6	7	7	1	6	3	4	7	6	5	1	5	7	5
5	6	7	4	1	5	7	7	5	7	4	1	7	5	6	7	7	2	1	6	6	7
4	6	7	4	1	3	6	6	6	7	4	1	7	4	7	6	7	4	1	7	5	6
5	5	6	3	2	5	6	5	5	4	4	1	5	4	5	5	4	4	1	4	5	6
2	2	6	4	2	2	6	6	4	7	4	2	4	6	6	6	6	4	1	4	6	6
7	4	4	4	4	4	7	7	4	7	4	4	4	7	4	4	4	4	4	4	6	7
5	6	7	3	1	3	6	7	4	6	3	3	3	5	4	6	7	3	1	5	5	6
4	5	6	2	1	4	5	6	5	6	5	1	4	4	6	6	4	4	2	4	3	5
2	5	4	4	1	5	5	5	4	5	3	1	4	3	4	4	4	2	1	4	4	5
4	5	5	4	1	4	5	6	5	5	5	1	4	1	3	5	5	4	1	5	5	5

Summary of computational transaction
Raw Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	4 seconds
R Server	'Gertrude Mary Cox' @ cox.wessa.net
R Engine error message	Error in array(list(4, 7, 7, 6, 1, 5, 7, 7, 7, 7, 6, 1, 7, 1, 5, 7, 4, : length of 'dimnames' [1] not equal to array extent 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 & 4 seconds \tabularnewline
R Server & 'Gertrude Mary Cox' @ cox.wessa.net \tabularnewline
R Engine error message & Error in array(list(4, 7, 7, 6, 1, 5, 7, 7, 7, 7, 6, 1, 7, 1, 5, 7, 4,  : 
  length of 'dimnames' [1] not equal to array extent
Execution halted
 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=178471&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]4 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 array(list(4, 7, 7, 6, 1, 5, 7, 7, 7, 7, 6, 1, 7, 1, 5, 7, 4,  : 
  length of 'dimnames' [1] not equal to array extent
Execution halted
[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=178471&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=178471&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	4 seconds
R Server	'Gertrude Mary Cox' @ cox.wessa.net
R Engine error message	Error in array(list(4, 7, 7, 6, 1, 5, 7, 7, 7, 7, 6, 1, 7, 1, 5, 7, 4, : length of 'dimnames' [1] not equal to array extent Execution halted

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')

Free Statistics

Description of Statistical Computation

Tree of Dependent Computations

Dataset

Tables (Output of Computation)

Figures (Output of Computation)

Input Parameters & R Code