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Wilfred Hughes
Aug 1, 2017 at 19:40
A/B testing designs in the world's most popular language learning app:
https://firstround.com/review/the-tenets-of-a-b-testing-from-duolingos-master-growth-hacker/
(postpone signup, let users try it!)
The Tenets of A/B Testing from Duolingo’s Master Growth Hacker
Duolingo VP Gina Gotthilf has overseen the company's growth as it exploded from 3 million to 200 million users. One tool that's fueled this ascent? A/B Testing. Read on to learn from her favorite tests.
