3 ms·
Or something else changed at the same time. Hard to know without a control group.
by a123b456c 6y ago
Or something else changed at the same time. Hard to know without a control group.
- londons_explore 6y agoWe did a randomised A/B test. To ensure it wasn't some other wierd effect, we also fixed the bug and then deliberately re-added the same error message. This bug was worth 15% of our revenue, so we did a lot of tests and trials...
- iosonofuturista 6y agoDo you know what an A/B test is? It has a control group by design.