An analysis of the Powerball, inspired by fivethirtyeight, with additional data from http://www.lottoreport.com/powerballsales.htm for ticket sales and https://www.wilottery.com/lottogames/powerballhistoryOD.aspx for historical numbers.
See also http://users.stat.umn.edu/~geyer/lottery/ for more information on the statistical method I am implementing.