Try cronbach in the psy package
Regarding your other question, see classic web reference below.
http://www.ats.ucla.edu/STAT/SPSS/library/negalpha.htm
Also, note Harold Doran's explanation from a similar R listserv post back in
January
http://tolstoy.newcastle.edu.au/R/e2/help/07/01/9125.html
HTH,
Jeff Miller
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Jeffrey M. Miller, PhD
AlphaPoint05, Inc.
Statistics Consultant
2792 SE 27th Ave.
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Checked by AVG Free Edition.
9:50 PM
--- Begin Message ---
alpha.scale (psych)
cronbach (multilevel)
On Nov 14, 2007 7:33 AM, raymond chiruka <[EMAIL PROTECTED]> wrote:
> hie
> 1...i'm trying to carryout a relibility testusing cronbach's alpha
what fuctin do i use.
>
> 2.. this is more of a statistical question.if the alpha value for all
the variables is negative what does it mean. and if the alpha value is
negative for all tyha variables but is greater than 0.7 for some sections
of the variables what does that mean
>
> thanks in advance
>
>
>
> ---------------------------------
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--
CH Chan
Research Assistant - KWH
[3]http://www.macgrass.com
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11/11/07 9:50 PM
References
1. https://stat.ethz.ch/mailman/listinfo/r-help
2. http://www.R-project.org/posting-guide.html
3. http://www.macgrass.com/
4. https://stat.ethz.ch/mailman/listinfo/r-help
5. http://www.R-project.org/posting-guide.html
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