On of the most common uses of Excel is to calculate values. For example, if you're keeping track of inventory of your office supplies, you add up the total amount of each item by adding the cells ...

You can calculate the T-Value in Excel with the mean, standard deviation and degrees of freedom. Since the T-Value is a comparison between sample mean and population mean, both values need to be ...

Running totals are used to update totals within a series in Microsoft Excel. For instance, you might use a running total to track an account balance, enrolling students, or even inventory. Usually ...

Adding a condition to a simple revenue sheet might spell trouble in Microsoft Excel, but don't worry--a simple conditional function can handle the request.

Calculating the return One of the best methods for calculating an average return for a stock investment is the XIRR function in Excel.

Learn what Value at Risk is, what it indicates about a portfolio, its pros and cons, and how to calculate the VaR of a portfolio using Microsoft Excel.

We show you how to use Excel to count days between two dates using the DAYS, DATEDIF, NETWORKDAYS, and TODAY functions, and Subtraction.