To pick a random name from an Excel table using a method that works across every version of Excel, this classic combination ...

With the functions I'll discuss here, you can make data cleanup much easier in Excel. They allow you to extract, style, split, and join text to get what you need without wasting hours doing it ...

Abstract: In a paper by Willems et al., it was shown that persistently exciting data can be used to represent the input-output behavior of a linear system. Based on this fundamental result, we derive ...