Apple Health Sucks at Statistics

A quick guide on how not to calculate averages 🧮

Apple pride themselves on their attention to details, and that’s why I had to hold them up to their standards.

I am talking about their Health app in particular, and the way they calculate averages in it.

A yearly log of my weight, tracked in Apple Health app.



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Tarek Amr

Tarek Amr


I write about what machines can learn from data, what humans can learn from machines, and what businesses can learn from all three.