id: 1241,1B1 title: Multiple time-based estimates by 3 to get a closer result. date: 2022-03-06 Multiple time-based estimates by 3 to get a closer result. rM3 Story points started off this way. ↩ Donella H. Meadows and Diana Wright, Thinking in Systems: A Primer (White River Junction, Vt: Chelsea Green Pub, 2008). (See notes.)