EXCEL DATA: Using subtotals to summarize grouped data

The video tutorial explains how to use the subtotals feature in a spreadsheet to gain insights into sales data. It covers setting up a spreadsheet, applying subtotals by category and sales date, and using different functions like SUM and COUNT. The tutorial demonstrates how to transform raw data into meaningful insights, which is useful for budgeting, sales tracking, and forecasting.

What new insight or understanding did you gain from this video?