Agenda
- Data day — every group gets a fresh data set: cooling water, a bouncing ball, dice that decay
- From table to equation — hunt the constant ratio, then name the base
- Discuss: What Makes a Model Good — fit is not the whole story
- Double or Nothing due — two-minute stand-up summaries
Things to do before our next class
- Journal: where your model should not be trusted, and why saying so makes the write-up stronger.