Learn how to measure the magnitude of price changes in 11 minutes Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Investopedia / ...

A seasonal index is a way of measuring the seasonal variation -- that is, to measure the change that is due to seasonal changes in demand -- of a variable, typically sales. For example, a beachfront ...

We've been writing a lot about Microsoft Excel formulas. The program is the gold standard of programs. It's elegant, ubiquitous, and outstandingly powerful. American business lives and dies by the ...

Originally, Excel was not designed to be a real database. Its early database functions were limited in quantity and in quality. And because every record in an Excel database is visible on the screen ...

Not everyone is an Excel spreadsheet expert and you may not always know how to write the formulas you need for a given data set. If you're having trouble figuring out the right formula for your data ...