Lessons Learned: The one line split-test, or how to A/B all the time
Startup Lessons Learned
SEPTEMBER 15, 2008
If its part of a viral loop, its probably trying to get them to invite more friends (on average). Further reading The best paper I have read on split-testing is " Practical Guide to Controlled Experiments on the Web: Listen to Your Customers not to the HiPPO " - it describes the techniques and rationale used for experiments at Amazon.
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