Decision making under uncertainty is complicated. These days, many business rely on real-life experiments, or A/B tests, to reduce that uncertainty and improve their decision-making. For instance, here’s a presentation on how A/B testing helps improve business outcomes at Etsy. Lukas Vermeer built So You Think You Can Test, an online simulation game in which you are the … Continue reading So You Think You Can (A/B) Test?
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The Bayesian method is the natural approach to inference, yet it is hidden from readers behind chapters of slow, mathematical analysis. Nevertheless, mathematical analysis is only one way to “think Bayes”. With cheap computing power, we can now afford to take an alternate route via probabilistic programming. Cam Davidson-Pilon wrote the book Bayesian Methods for … Continue reading E-Book: Probabilistic Programming & Bayesian Methods for Hackers
Yesterday was the second anniversary of my website. I also reflected on this moment last year, and I thought to continue the tradition in 2019. Let me start with a great, big THANK YOUto all my readers for continuing to visit my website! You are the reason I continue to write down what I read. … Continue reading Two years of paulvanderlaken.com
Robert Coombs wanted to see whether he could land a new job. He was aware that, these days, organizations often employ applicant tracking systems to progress/fail incoming applications. Hence, Robert concluded that he had two challenges in his search for a new job: He was up against leaders in their field, so his resume wouldn’t … Continue reading Robert Coombs and his application robot
I’ve seen a fair share of Tinder experiments come by, for instance, someone A/B-testing attractiveness with and without facial hair, but these new two posts on Medium are the best I’ve come across so far. In his first experiment, this self-proclaimed worst online dater went catfishing. He made a Tinder account using stock photos of … Continue reading Two Tinder Experiments: An Unequal Economy