Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions. One of the ...

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 ...

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 ...

Over the past six months, we’ve learned how AI can be used for many tasks: creating art, powering a sophisticated chatbot, and so on. But what if you could use it to actually assist you in your job?