Re: regression to the mean

[Robert J. MacG. Dawson]

dennis roberts wrote:
> 
> At 12:56 PM 1/17/01 -0400, Robert J. MacG. Dawson wrote:
> 
> >         The testing example is not a stationary process,
> 
> well, does this mean that NO testing example when there is a less than
> perfect r between the two sets of "test" measures ... would qualify for
> being a context in which to illustrate RTM?

        Not at all. If there's a perfect r you _won't_ see regression to the
mean! What it means is that not everything which expands or compresses
the ends of a distribution is RTM.

        -Robert


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