[Discuss] Adventurer emigration

[Vinnie]

2007/9/21, Tom Vogt <tom at lemuria.org>:
> Shane O'neil schrieb:
> > ------------------------------------------------------------------------
> > Ugh, come on Tom. You can't assume that everyone on the discussion
> > list thinks differently to those that aren't. When scientists take
> > experiments to find out averages in people. They don't
>
> It's called representative samples.
>
> The discussion list is self-selected and certainly not representative.
> That's why you can't take it as the "average" opinion.

I agree on that. Question is, how do we know what the average opinion is, then?