The Pareto Principle, also known as the 80-20 rule, is a powerful concept that can transform your approach to data analysis. This principle states that roughly 80% of effects come from 20% of causes.

Have you ever found yourself staring at a spreadsheet, trying to make sense of all those numbers? Many face the challenge of transforming raw data into actionable insights, especially when it comes to ...

After opening Excel, click File. At the bottom of the File menu, click Options. Click Add-Ins and then Go… . This opens an additional pop-up window that allows you to select the Analysis ToolPak.