1856[evol-psych] Re: Iq" genetic or environmental?
- Dec 2, 1999Mark Macnair wrote:
> I know of no quantitative genetic model that would sayGreat. I know that too. Isn't that a shame?
The standard model is additive:
> P=A+D+E+G*E+I etcYes, that is also the model seen in the literature. That
is also shameful.
> where P is the phenotype (IQ in this case) , A is theI guess explanation of why it has to be multiplicative is
> Additive genetic effect, and D the non-additive effect (ie
> dominance); E is the effect of the environment. G*E is not
> a multiplicative function, but a statistical inteaction, as
> are gene x gene interactions (I).
not sufficient. Perhaps someone can explain why it has to
Or is the reasoning like this: it is additive because X
did it this way N years ago and we have all been following
in his footsteps because we don't see why it should be
additive or multiplicative, and we don't use probability
theory or logic (crisp or logic).
Email: hubeyh@... Backup:hubeyh@...
WWW Page: http://www.csam.montclair.edu/Faculty/Hubey.html
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