Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Andy Smith is a Certified Financial Planner ...

When reviewing cash flow data for your small business, knowing the standard deviation can help you determine if the numbers are out of whack. Calculating standard deviation manually can be ...

Anthropic releases Claude for Excel as a beta version. The AI reads, analyzes, and modifies spreadsheets directly within the ...

The Excel integration adds to Anthropic’s existing suite of Microsoft collaborations. Within Claude apps, users can already ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Suzanne is a content marketer, writer, and ...