chalk.bar

Writing — powerlifting analytics, honest uncertainty, and what the competition record can tell the sport about itself.

15 July 2026 When is a margin real? Across eleven thousand recent contests, most Best Lifter margins are narrower than the statistical noise of the formula that decides them. Here is the flip-risk curve — and the margin at which you can stop arguing about statistics. 15 July 2026 Who wins the Sheffield? We rescored powerlifting's purest formula-decided competition under eighteen defensible statistical analyses. The mathematics barely matters. Who you think the average lifter is decides the title. 15 July 2026 How sturdy is a GoodLift point? Best Lifter awards turn on fractions of a point produced by one fitted curve. We're testing whether those decisions survive every other reasonable way of drawing it — using the complete OpenPowerlifting record. 15 July 2026 What chalk.bar is for Powerlifting analytics that learn your physiology instead of assuming it — where you stand, how a plan gets built from it, and why every number here arrives with its uncertainty attached. 16 July 2026 How chalk.bar thinks Any tool that predicts your lifting owes you an answer to "how do you know?" Here is ours — what the model learns from the record, what your own meets change, and how we check that the band means what it says.

Data: OpenPowerlifting (public domain) · privacy