Re: [ga] WHOIS: Statistical note.
Thomas and all assembly members,
Of course I must agree with you here. Such skewing of statistics
cannot yield accurate or creditable results...
Thomas Roessler wrote:
> One reader of the WHOIS Task Force's report sent me a private
> comment about the statitsical considerations section of that report,
> pointing out that there is no reason to suppose that the statistics of
> a self-selected sample can be modeled by a Gaussion or any other
> random model. This is, of course, true: The fact that the respondents
> were self-selected can add any systematic bias, and we don't know
> what that bias looks like. However, we know that this bias makes the
> results worse. Thus, error margins derived from a random model
> underestimate the errors. Put differently: If you couldn't derive a
> conclusion assuming the sample is random, you certainly can't derive
> it when the results come from a self-selected sample.
> 1. http://www.dnso.org/dnso/notes/whoisTF/
> 2. http://www.capitalcentury.com/1935.html
> Thomas Roessler http://log.does-not-exist.org/
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Jeffrey A. Williams
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