A Practical Guide to A/B Testing

Your statistics textbooks didn’t prepare you

Conor Dewey
Towards Data Science
7 min readMay 21, 2020

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Photo by Louis Reed on Unsplash

I spent a lot of time on A/B testing during my time as a data scientist at Squarespace. A lot of people shrug off experimentation as “analyst-work” and don’t get super excited about it. For me, A/B testing was a way to be more involved in product development and have a material impact on what gets shipped. Honestly, I really enjoyed…

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Product at Metabase. Previously growth at Hugo and data science at Squarespace. Writing here now: https://www.conordewey.com