Stage: 3 and 4 Challenge Level: 
You could explore this as a practical activity on a home-made
board.
Maths in STEM. Sequences. Mathematical modelling. Conditional probability. Spreadsheets. Experimental probability. Probability distributions, expectation and variance. Theoretical probability. Random variables. Approximate solution by numerical methods..
Published October 2002.
Copyright © 2007. University of Cambridge. All rights reserved.
NRICH is part of the family of activities in the Millennium Mathematics Project, which also includes the Plus and Motivate sites.
email: nrich@damtp.cam.ac.uk