A/B Testing
Specifically, our experiments follow the A/B testing method, where a certain portion of learners are placed into an A group (the control group) while others are placed into a B group (the experiment group); the A group sees the current version of the product, while the B group sees the new or updated feature. Then, based on several metrics,... See more
Improving Duolingo, one experiment at a time
Rapid hypothesis testing: Strategy used to be a slow bet. Now it's a fast hypothesis. Strategists can explore dozens of narrative. frames, brand positions, or cultural codes - and feel what resonates.
zoe scaman • The Work
Even from just 55 people I can see trends and gain insights. I always look at the data in the context of the full funnel flow; never at one step in isolation.
And the overall trends I spot will still look very similar even over a full month and 12x more traffic.
When testing, less traffic is in many cases better than more (especially when you’re... See more
And the overall trends I spot will still look very similar even over a full month and 12x more traffic.
When testing, less traffic is in many cases better than more (especially when you’re... See more