<<<
Chronological Index
>>> <<<
Thread Index
>>>
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 [1]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 [2]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.
>
> References
>
> 1. http://www.dnso.org/dnso/notes/whoisTF/
> 2. http://www.capitalcentury.com/1935.html
>
> --
> Thomas Roessler http://log.does-not-exist.org/
> --
> This message was passed to you via the ga@dnso.org list.
> Send mail to majordomo@dnso.org to unsubscribe
> ("unsubscribe ga" in the body of the message).
> Archives at http://www.dnso.org/archives.html
Regards,
--
Jeffrey A. Williams
Spokesman for INEGroup - (Over 124k members/stakeholders strong!)
CEO/DIR. Internet Network Eng/SR. Java/CORBA Development Eng.
Information Network Eng. Group. INEG. INC.
E-Mail jwkckid1@ix.netcom.com
Contact Number: 972-244-3801 or 214-244-4827
Address: 5 East Kirkwood Blvd. Grapevine Texas 75208
--
This message was passed to you via the ga@dnso.org list.
Send mail to majordomo@dnso.org to unsubscribe
("unsubscribe ga" in the body of the message).
Archives at http://www.dnso.org/archives.html
<<<
Chronological Index
>>> <<<
Thread Index
>>>
|