Thank you Jeff! Please ignore the first of my two questions then, and
apologies for not making it clear that my second question was about R.

(2) "Are there ways of using robust regressions with ordered data" ... in
R?

Thank you


On 7 October 2012 18:26, Jeff Newmiller <jdnewmil@dcn.davis.ca.us> wrote:

> This does not appear to be a question about R. You should post in a list
> or forum dedicated to discussing statistics theory, such as
> stats.stackoverflow.com.
> ---------------------------------------------------------------------------
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> Sent from my phone. Please excuse my brevity.
>
> Eiko Fried <torvon@gmail.com> wrote:
>
> >I have two regressions to perform - one with a metric DV (-3 to 3), the
> >other with an ordered DV (0,1,2,3).
> >
> >Neither normal distribution not homoscedasticity is given. I have a two
> >questions:
> >
> >(1) Some sources say robust regression take care of both lack of normal
> >distribution and heteroscedasticity, while others say only of normal
> >distribution. What is true?
> >(2) Are there ways of using robust regressions with ordered data, or is
> >that only possible for metric DVs?
> >
> >Thanks
> >Torvon
> >
> >       [[alternative HTML version deleted]]
> >
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> >and provide commented, minimal, self-contained, reproducible code.
>
>

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