The S&P 500's highest daily close was on October 28, 2025 at 6,890.89. The index's highest monthly average of daily closes ...

The adjusted r-squared is helpful for multiple regression and corrects for erroneous regression, giving you a more accurate ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Dr. JeFreda R. Brown is a financial consultant, ...

This feature works best when the columns you want to visualize are adjacent to each other, so you may need to rearrange your ...

Before attempting to match a graph to an answer choice, it is essential to understand the basic principles of graphing. A ...

Tools like Excel and Google Sheets are ubiquitous these days, and learning how to use them more effectively will quickly ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. David Kindness is a Certified Public Accountant ...

The following information was released by the Federal Reserve Bank of Atlanta:. In preparation for FOMC meetings, policymakers have the Fed Board staff projection of this "advance" estimate at their ...

Producer surplus is a crucial economic concept that helps understand the difference between what producers are willing to sell their goods for and what they actually sell them for in the marketplace.

Volatility is a term used to refer to the variation in a trading price over time. The broader the scope of the price variation, the higher the volatility is considered to be. For example, a security ...

Most military pay increased 4.5% for 2025, compared to 2024 levels. The military pay charts linked below apply to active members of the Navy, Marine Corps, Army, Air Force, Coast Guard and Space Force ...