A Pivot Table is an interactive table in Excel used to summarise large data sets. It allows users to reorganise and group data dynamically without altering the original dataset.
**Uses:**
1. **Summarising Data**: Summarises numerical data (e.g., totals, averages).
2. **Grouping and Filtering**: Allows grouping data (by date, category, etc.) and applying filters.
3. **Comparison**: Helps in comparing data across different dimensions.
4. **Dynamic Analysis**: Rearranging fields by drag-and-drop enables multiple views of the same data.
5. **Quick Reporting**: Enables fast generation of summaries without complex formulas.