Jim Sterne on Measuring Your Social Media Marketing Campaignblog.mixpanel.com10 points·by jrich·16 anni fa·1 comments
jrich·16 anni fa·discussHere's a pretty good A/B testing article. I'm sure some it can be applied to blogging: http://www.smashingmagazine.com/2010/06/24/the-ultimate-guid...
jrich·16 anni fa·discussIt all depends on the amt of traffic they get. I'm sure they've experimented enough to realize that 5 minutes is enough time to get a representative sample of their general audience.