When analyzing grouped data, bypass complex functions and use a Microsoft Excel PivotTable. The article How to return first and last times from timestamps in Microsoft Excel uses dynamic array ...

Using Excel’s PivotTables and PivotCharts, you can quickly analyze large data sets, summarize key data, and present it in easy-to-read format. Here’s how to get started with these powerful tools.

Microsoft Excel PivotTables do a great job of turning data into meaningful information, but they have one flaw: You can’t easily add grand total rows. Microsoft Excel PivotTables are a great way to ...