When you edit the values on your Microsoft Excel worksheet, pressing the "F9" button refreshes the calculation manually. To avoid the tedious task of repetitively pressing this button and risking an ...

The T-Value is a common statistical calculation with a very wide range of applications. In the business world, it can help in making educated financial predictions and projections. For example, a ...

This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

How to calculate conditional running totals in an Excel revenue sheet Your email has been sent Adding a running total to a simple Microsoft Excel revenue sheet isn't difficult, but adding a ...

What Is a Payback Period? The payback period is the amount of time (usually measured in years) it takes to recover an initial investment outlay—as measured in after-tax cash flows. For example, if a ...

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 ...

Managing tasks, payments, or inventory in Excel can feel overwhelming, especially when life gets busy. But what if there was a way to make Excel work for you—automatically flagging overdue items, ...