RE: st: which statistical analysis to use

[Deborah Beckers <deborahbeckers@hotmail.com>]

I wonder as well what these people were thinking.. It's not my survey, but of the Belgian government no less..
It's clear that they did not think of the poor people who should do the analysis ;) 


----------------------------------------
> Date: Thu, 19 Apr 2012 07:10:54 -0400
> Subject: Re: st: which statistical analysis to use
> From: dchoaglin@gmail.com
> To: statalist@hsphsun2.harvard.edu
>
> Dear Deborah,
>
> It would do no violence to the data to reverse the order of the
> nonzero scores. It requires only a linear transformation: revscore =
> 8 - score if score > 0.
>
> Your data, however, are not suitable for ANOVA (and, if they were, you
> would use two-way ANOVA rather than one-way, and perhaps consider
> companies as a random factor). The correlation inherent in the
> rankings is one problem, and the preponderance of zeros is another.
>
> I wonder what sort of analysis the people who designed that question
> had in mind. It's a good idea to plan ahead.
>
> David Hoaglin
>
> On Thu, Apr 19, 2012 at 6:14 AM, Deborah Beckers
> <deborahbeckers@hotmail.com> wrote:
> > Dear David,
> >
> > Thank you for your help!
> > I am definitely going to look up that paper and books, I'm certain it will be useful, thankyou!
> > Just like you said I was also thinking about replacing all the chosen skills by '1', this will certainly make things easier I think..
> > Too bad that '1' is the most important, otherwise I could maybe have use a oneway anova like in this example:
> > http://nd.edu/~rwilliam/stats1/Oneway-Stata.pdf
> >
> > Anyway, I'm going to have a look at those references you gave me, and if that doesn't work out I'll probably make the data dichotomous.. Again, thank you very much for your help!
> > Deborah
>
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