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 ...

The normal distribution is the probability distribution that plots all of its values along a symmetrical bell curve, with the highest probabilities centered around the mean value and tapering out ...

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 ...

To teach you the process of making a bell curve in Excel, I have taken sample data of 10 students’ marks in a particular subject. The marks are out of 100. You can calculate the average in any cell, I ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Businesses are primarily successful based on how much money they make or their revenue. But while anyone can roughly grasp revenue, what it means and why it’s essential, revenue as a business figure ...