(Originally posted to various internet sources in July of 2015) Math + sports = happiness, at least that is how I look at the world. I little while ago, I posted a very long analysis of the upcoming college football season based on a spreadsheet-driven simulation of the entire football season. In that article, I glossed over the details of the simulation, but for those that are interested, I have prepared this companion article that goes into the simulation in greater detail. In nothing else, I think there is some cool data about Vegas spreads in here. Ironically, the spreadsheet was born on the campus of Purdue University in 1998, where as a graduate student I first created a file to track schedules and scores. Year-by-year, I would make steady improvements to the format to make the entry of both the schedule and scores easier. At some point, I added an equation to calculate a rudimentary power ranking based on the points scored in each game and the opponents winning percentage. ...