Learn how to unlock Excel’s hidden features with GROUPBY and create visually compelling, accurate reports like never before.

The GEOMEAN and HARMEAN are advanced statistical functions that typically require a deeper understanding of mathematics. This is probably why they aren't taught as often as the AVERAGE function.

Have you ever found yourself staring at an Excel spreadsheet, trying to figure out how to make sense of all the numbers and data? Maybe you’ve spent hours manually calculating groups, splitting dates, ...