http://www.naffziger.net/blog/2006/07/28/alexa-is-incredibly-unreliable/ Startups, Search & Seattle Tue, 07 Feb 2012 20:09:00 +0000 hourly 1 http://wordpress.org/?v=3.2.1 http://www.naffziger.net/blog/2006/07/28/alexa-is-incredibly-unreliable/comment-page-1/#comment-51 Naffziger’s Net » Sample Size vs. Sample Bias Wed, 10 Jan 2007 07:11:52 +0000 http://www.naffziger.net/blog/index.php/2006/07/28/alexa-is-incredibly-unreliable/#comment-51 [...] There are numerous posts online about how the various online measurement firms present very different views on things like unique users and page views. A few of the better ones I’ve read include Fred Wilson’s ‘Whose Numbers are right?’, Donna Bogatin’s ‘Data Attraction: Hard science or numbers game?’ and Avinash Kaushik’s detailed analysis of how Hitwise and Comscore get their data. I’ve even commented on Alexa’s fallibility w.r.t. Judy’s Book Traffic. [...] [...] There are numerous posts online about how the various online measurement firms present very different views on things like unique users and page views. A few of the better ones I’ve read include Fred Wilson’s ‘Whose Numbers are right?’, Donna Bogatin’s ‘Data Attraction: Hard science or numbers game?’ and Avinash Kaushik’s detailed analysis of how Hitwise and Comscore get their data. I’ve even commented on Alexa’s fallibility w.r.t. Judy’s Book Traffic. [...]

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