On Fri, 23 Mar 2001, Alan McLean wrote:
> The second sentence here ensures that generalisability to a population
> IS an issue for statistics. And a big issue, usually overlooked.
>
It is not a statistical issue with a non-random sample; it is a matter of
experimental judgement
> For that matter, many applications of statistics do use sampling, not
> random assignment (market surveys, for example) and in these
> applications Dennis' observtion is spot on.
I was referring to inferential statistics rather than estimating
probabilities
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