Re: Confounders like Calculus? (Radon - county linear model and LNT)

[BERNARD L COHEN <blc+@PITT.EDU>]

On Sat, 28 Jun 2003, Otto G. Raabe wrote:

>

> When Dr. Cohen statifies the inherent assumption of linearity comes into

> play by assuming that counties with the same level of a CF somehow have the

> same level of CF effect. That assumption may wrong.



	--I don't understand what you are saying. Can you illustrate with

a concrete hypothetical example? How does linearity come in?



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