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Practice
Identify population, grain, measure, and dimension
Match each part of the Northstar order analysis to its analytical role.
Analysis map
Records, calculations, and grouping fields play different roles
- Population
- Completed orders in July and August 2026
- Grain
- One row per order
- Measure
- Completed-order revenue in USD
- Dimension
- Sales channel
Population and grain define the records. Measures are calculated; dimensions split them into useful groups.