Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. A seasonal adjustment is a statistical technique ...

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 ...

How to use a Seasonality Index to improve your sales forecasts, a new video in the YouTube training series by Michael Weir, Founder of The Inventory Boss. Understanding seasonality and leveraging ...