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Why Agile Estimation Is Theater (And What To Do Instead)
Introduction Every Wednesday at 2 PM, twelve developers file into a conference room. For the next ninety minutes they hold up cards with Fibonacci numbers, deb...
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Scientific Schedule Estimation: From PERT to Monte Carlo
No more gut estimates like “roughly a week?” From the PERT technique used by the US Navy for nuclear submarine projects to Planning Poker loved by Agile teams,...
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The Psychology Behind WBS: Why Our Brains Fail at Large Task Estimation
The Cognitive Estimation Flaw Planning Fallacy Research by psychologist Daniel Kahneman shows that humans systematically underestimate task duration by an aver...
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Estimates are difficult for developers and product owners
Article URL: https://thorsell.io/2025/12/07/estimates.html Comments URL: https://news.ycombinator.com/item?id=46184229 Points: 82 Comments: 60...