Secret Snowflake: Analysis of a Holiday Gift Exchange
December 2007, Volume 101, Issue 5, Page 332
Several discrete mathematics methods used to simulate and solve a rich problem occurring at a holiday gift exchange. What is the probability that two people will select each other's names in a random drawing, and how does this result vary with the total number of participants? Includes code for a computer simulation of the problem, sample work and results.
Problem Solving / Problem Posing