Donald Burrill writes:
> On Thu, 29 Mar 2001, H.Goudriaan wrote in part:
>
> > - my questionnaire items are measured on 5- and 7-point Likert scales,
> > so they're not measured on an interval level
>
> Non sequitur.
>
> > and consequently not (bivariate) normally distributed;
>
> Real data hardly ever is. Do you need it to be? Usually the question of
> interest is whether it's close enough to be an adequate approximation for
> guv'mint work.
Ok, I understand and agree. But isn't it a bit naive to think that a group
of variables with 5 categories may result in a good factor analysis (or
whatever other parametric analyses)?
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