Re: [R] Significance test, Cronbach's Alpha

From: Jim Lemon <>
Date: Tue 06 Jun 2006 - 09:19:37 EST

Tom Backer Johnsen wrote:
> Hello:
> I am reviewing a paper at the moment where the author reports a
> Cronbach's Alpha and adds a significance test of the value. I was not
> aware that such a test exists. Does it? If so, how is it done in R?
Hi Tom,

This may be due to the fact that some interpret Cronbach's alpha as a correlation between items, thus encouraging the unwary to assume that the probability of a numerically equivalent correlation can be used as a test of significance.

Jim mailing list PLEASE do read the posting guide! Received on Mon Jun 05 21:12:31 2006

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