Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has assisted thousands of clients over a more than two-decade career. She is the CEO of ...

The median is the middle value. Together with the range, averages are used to summarise data. The most appropriate average to use depends on the data values, and what conclusions need to be made.

Avery Hurt is a freelance science journalist who frequently writes for Discover Magazine, covering scientific studies on topics like neuroscience, insects, and microbes. View Full Profile. Averages ...

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 ...