Excel's basic formulas work fine for simple calculations, but they quickly become cumbersome when you're dealing with complex data analysis. You end up with nested functions that are hard to read, ...

Use an Excel array function to create an AverageIf function Your email has been sent Excel doesn't have a built-in AVERAGEIF() function, but you can still average values, conditionally. Excel has ...

Dynamic arrays change the rules for formula output in Excel. When I write a formula that returns a list by default, I need to decide whether I want the result to spill across a range of cells or ...

An curved arrow pointing right. {} These brackets mean something magical is happening inside your Excel formula. An "Array" function allows you to perform mathematical operations on many cells instead ...

One of the coolest tricks in Microsoft Excel is the ability to use it to calculate complicated matrix functions. While this isn't a totally mainstream use, if you've ever needed to work with matrices ...

In large projects, a single contractual document often known as the Contract End Item (CEI) governs the final product design. Each requirement of the contract is individually numbered to allow for ...