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We needed a principled approach to help find heterogenous treatment effects and to discover if A/B Tests with more than 2 arms were potentially interacting with one another. Most a…

A simple Zero analysis Multi-Armed Bandit Reproposing Pearson-Neyman sample size calculations to create simple bandits with no need for dedicated software. Obviously not optimal bu…

Are you suggesting that revenues fell after bailing on SMB. That is hard to imagine, but I guess possible. Given that the core of the industry is about asking counterfactual questi…

When thinking about what type of approach is best, first think about the nature of the problem. First is it a real optimization problem, IOW are you more concerned with learning an…

I read GEB as my subway book, back in 1999 (during a work stint in Paris), during my daily commute to work. Years later, when I was looking for a change, I started thinking about G…