How to Calculate T-Value From Mean & Standard Deviation in Excel. Calculate t-values in your Microsoft Excel spreadsheet by combining built-in functions with custom formulas. T-values, also known ...

If you need to perform an exponential calculation of numbers in a range of cells in Excel, this tutorial will show you how to do it in a few easy steps.

The interquartile mean is a measure of central tendency. While all values in a data set are used to calculate the mean, only the interquartile range -- the central portion of a data set -- is used ...

Learn how to calculate moving averages in Excel using dynamic arrays. Simplify rolling totals with custom functions for efficient analysis.

Learn how to calculate simple, weighted and exponential moving averages in Microsoft Excel using Data Analysis Tool Pack or Formula.

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

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.

Discover how to calculate the modified Macaulay duration of a bond or other fixed-income security using Microsoft Excel.

A. There are many ways to calculate depreciation in Excel, and several of the depreciation methods already have a built-in function included in the software. The table below includes all the built-in ...

One of the many features of Excel is being nosy. That's right, you can quickly calculate a persons age as long as you have their birth date.