Forecasting for any small business involves guesswork. You know your business and its past performance, but you may not be comfortable predicting the future. Using Excel is a great way to perform what ...

This column is the fourth in a series on parameter estimation, leading up to the justly famous Kalman filter. The discipline is based on the fact that our knowledge of the state of any real-world ...

This is a story about how Pascal's triangle, the binomial distribution, and the normal distribution are all connected.The Galton board and Pascal's triangleIn a famous device called a Galton board, ...