[R] cronbach's alpha

[John Kane]

alpha(psychometric) ?  
--- raymond chiruka <rtchiruka at yahoo.com> 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

Could be several things but you may just have a coding
problem.  Is there any chance you have reversed your
coding of some items?