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Table 2 Illustrates the new state after ungrouping records

From: Experimenting sensitivity-based anonymization framework in apache spark

Teacher Q-ID group
Class School Level Mark
Jones A School 1 1 [70–80]
Khan A School 1 1 [70–80]
Steve A School 1 1 [70–80]
Mark B School 2 2 [90–95]
Jane B School 2 2 [90–95]