Learn What GROUPBY Can Really Do in Excel : From Smart Sorting to Percent of Totals

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.
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How to Use the PIVOTBY Function in Excel

Excel's PIVOTBY function allows you to group your figures without needing to recreate your data in a PivotTable. What's more, data summaries created via PIVOTBY automatically update to reflect changes ...