```json { "scores": [ { "id": "cnv_4f0d6b9b763c45bc", "score": 85, "tier": "great", "rationale": "Concrete scope: 15K rows, 23 columns, Jan 2024–Jul 2025. Essential orientation with specific dates." }, { "id": "cnv_5527a47f50ca48af", "score": 82, "tier": "great", "rationale": "Clear definition of unit of analysis (one job posting) with concrete example. Establishes dataset purpose." }, { "id": "cnv_ef9cea9078484fa5", "score": 75, "tier": "regular", "rationale": "Complete column inventory with types and meanings. Useful reference but lacks evidence tables; somewhat boilerplate." }, { "id": "cnv_9a00e55cfaeb489d", "score": 72, "tier": "regular", "rationale": "Logical column taxonomy (identifiers, dimensions, metrics, dates). Helpful structure but no surprising insights." }, { "id": "cnv_f2bfb0d010104137", "score": 68, "tier": "regular", "rationale": "Sample rows show diversity (titles, geographies, salaries). Useful for intuition but surface-level observation." }, { "id": "cnv_6a2b9ecbefae4380", "score": 78, "tier": "regular", "rationale": "Data completeness confirmed (0% missing). Important quality signal; actionable for downstream analysis." }, { "id": "cnv_e8cc5ec203b2419e", "score": 76, "tier": "regular", "rationale": "No duplicates verified (15K distinct IDs). Confirms data integrity; necessary but not surprising." }, { "id": "cnv_8f07196752a640c8", "score": 74, "tier": "regular", "rationale": "Cardinality counts for categorical columns. Useful for modeling but descriptive, not actionable." }, { "id": "cnv_d497203f7de44215", "score": 80, "tier": "great", "rationale": "Salary range ($32K–$399K), mean/median, skew detected. Key metric distribution with actionable spread insight." }, { "id": "cnv_c855c5fbecda4ba0", "score": 79, "tier": "regular", "rationale": "Comprehensive quality audit (no nulls, valid dates, aligned codes). Reassuring but expected for clean dataset." }, { "id": "cnv_12b8100d32b94720", "score": 77, "tier": "regular", "rationale": "Frequency distributions across job titles, companies, industries. Balanced dataset noted; useful context." }, { "id": "cnv_398a601fcb6b4c1b", "score": 88, "tier": "great", "rationale": "Strong correlation (0.74) between salary and experience identified. Concrete, actionable, non-obvious relationship." }, { "id": "cnv_adb6564970ff4096", "score": 81, "tier": "great", "rationale": "Salary identified as key metric; highest/lowest records shown with context (Expert roles, Switzerland). Specific and actionable." }, { "id": "cnv_164a4594475c49a0", "score": 35, "tier": "not_useful", "rationale": "Incomplete analysis; tool failures acknowledged. No concrete trend findings despite temporal data availability." }, { "id": "cnv_f7abdfd7808a4385", "score": 84, "tier": "great", "rationale": "February 2025 dip (840 postings, -12.9%) identified as anomaly. Specific, quantified, actionable temporal insight." }, { "id": "cnv_8030fd795a4446e3", "score": 83, "tier": "great", "rationale": "Salary variation across job titles mapped ($111K–$121K range). Compressed distribution is surprising and actionable." }, { "id": "cnv_f9c4fc1c499449b1", "score": 86, "tier": "great", "rationale": "Four career stages segmented by salary/experience with percentages. Natural grouping with clear business relevance." }, { "id": "cnv_eedd23fe0cba4815", "score": 79, "tier": "regular", "rationale": "Geographic distribution across 20 countries nearly uniform (4.8–5.4%). Useful context; limited surprise." }, { "id": "cnv_c5ab3464eed74e48", "score": 92, "tier": "great", "rationale": "Education paradox: PhD earns less than Bachelor's ($113K vs $115K). Highly counterintuitive, decision-changing finding." }, { "id": "cnv_ab4551a479fd4bb6", "score": 73, "tier": "regular", "rationale": "Three research questions proposed (remote work, experience interaction, skills). Useful agenda but speculative, not findings." } ] } ```