# Validation report — base case (ii), internal fidelity — chronic_absenteeism_rate
Compares served (DB) vs an independent re-read of the stated source file. Tolerance: ±1.0.

## Source provenance
- publisher: NYCDOE InfoHub
- url: https://saintrafileprod01.blob.core.windows.net/prd-intra/docs/default-source/large-files/public-school-attendance-results-2019-2025.xlsx
- retrieved_at: 2026-06-01T21:11:51Z
- sha256: d42143b32bd60024029ab0bde655349f74f4c4dde432c28c5c6fb82f8b604c44
- bytes: 88082293

## Summary
- n_sampled: 10639
- parse_match: 10635
- parse_mismatch: 0
- parse_suppressed: 4
- parse_checked: 10635
- parse_agreement_rate: 1.0
- served_cells: 10639
- source_cells: 10787
- served_only_count: 0
- source_only_count: 148
- served_only_examples: []
- source_only_examples: ['02M391 2022-23', '02M391 2023-24', '02M391 2024-25', '02M395 2023-24', '02M395 2024-25', '03M610 2018-19', '03M610 2019-20', '03M610 2020-21', '03M610 2021-22', '03M610 2022-23']

## parse_fidelity MISMATCH (if any)
- none