Wald’s Survivorship Airplane Problem

Lauren SiegelMuseum, Sharing Ideas, Ways to like math, Zoom FriendlyLeave a Comment

This is a great example where mathematicians applied some creative thinking to solve a very real world problem.  It is Abraham Wald’s Survivorship Bias problem.  To help explain the sequence of concepts that lead to his insight, we made some wooden planes to help visualize the problem, and the solution. We start out thinking about the planes that come back

Take and Make: Making a Pool Test Apparatus

Lauren SiegelMaking Math, Sharing Ideas, Take and Make, Teacher Support & Training, Ways to like math, We think math is fun!, Zoom FriendlyLeave a Comment

You don’t need robots and computers, just a system and apparatus to organize the steps! This model is based on the results alluded too but not completely explained by an Israeli company in the recent NY Times article by David Halbfinger on creative pool testing options.   https://www.nytimes.com/2020/08/21/health/fast-coronavirus-testing-israel.html Trying to come up with one of these is a great activity for