Double mass analysis is a hydrological technique used to evaluate and verify the consistency of data from various measurement points, commonly in hydrology and meteorology. The method is particularly useful for assessing long-term precipitation records across a network of stations. ### Key Aspects of Double Mass Analysis: 1. **Purpose**: - The primary objective is to detect errors in data, identify trends, and check for the consistency of records collected from different sources (e.g., weather stations).
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