NYT Guesstimation Quiz. Enrico Fermi estimated the yield of the Trinity A-bomb test by dropping some shredded paper. He also asked his students to estimate unusual quantities like the number of piano tuners in Chicago - to show that just about anything can be estimated without detailed knowledge.
posted by Electric Dragon on Apr 1, 2009 - 54 comments

Rethinking Public Opinion - the immense importance of public opinion polling in American politics, and the under-reported problems at the heart of the enterprise, combine to call for a serious critique of the polling industry, its assumptions, and its method
posted by Gyan on Nov 8, 2008 - 40 comments

The Eyeballing Game
posted by Skorgu on Oct 14, 2008 - 81 comments

A View from the Back of the Envelope - approximations and the fun behind them.
posted by Gyan on Oct 18, 2005 - 25 comments

Tired of quizzes where you get no credit if your answer is just slightly off? Then you'll like the Estimation Quiz.
posted by DevilsAdvocate on Aug 27, 2004 - 13 comments