Today our theme is probability. We'll mainly look at the exercises in prob-exercises.pdf After this, there are only two more Friday meetings before the Putnam (11/22 and 12/06). Files: prob-exercises.pdf A set of exercises distributed by email before the meeting. Some taken from the next file. p05_2.pdf Probability problem set from Jason McCullough at ISU. https://faculty.sites.iastate.edu/jmccullo/files/inline-files/p05_2.pdf 50cpip.pdf "Fifty Challenging Problems in Probability", Mosteller, 1965. Book recommended by Sasha. https://mbapreponline.wordpress.com/wp-content/uploads/2013/07/fifty_challenging_problems_in__2.pdf 2_hidden_independence_and_uniformity.pdf An interesting collection from MIT (Stanley?), some examples of "hidden independence". putnamprob.pdf Putnam probability questions, collected by Ed Barbeau: https://www.math.utoronto.ca/barbeau/