1{2 "task_id": "F6-dev-01",3 "analysis_year": 2023,4 "n_excluded_missing": 20,5 "baseline_metric": 7.07645404460588,6 "model_metric": 3.5949979094078177,7 "pearson_r": 0.8613437957840087,8 "r_squared": 0.7419131345356038,9 "effect_estimate": 5.267173451958655,10 "intercept": 22.56709274982858,11 "effect_se": 0.21067528691162227,12 "effect_ci_low": 4.854257477179233,13 "effect_ci_high": 5.6800894267380775,14 "conclusion": "positive_effect",15 "feasibility": "complete",16 "feasibility_reason": null,17 "data_issues": [18 {19 "issue": "wb_indicators.csv mixes countries with regional/income aggregates (79 aggregate codes in metadata)",20 "handling": "Dropped every iso3 whose region is 'Aggregates' in wb_entities.csv"21 },22 {23 "issue": "0 iso3 codes in indicators not found in entity metadata; 0 duplicate iso3-year rows",24 "handling": "Checked; nothing to handle"25 },26 {27 "issue": "Literal country codes/names such as 'NA' could be parsed as missing by default CSV readers",28 "handling": "Read CSVs with only empty strings treated as missing"29 },30 {31 "issue": "Implausible life-expectancy values for Central African Republic in non-analysis years (2019: 31.5, 2022: 18.8)",32 "handling": "Not in analysis year 2023; left unchanged, flagged only"33 },34 {35 "issue": "20 countries/economies in 2023 lack an indicator (all GDP pc PPP missing: ASM, CHI, CUB, ERI, GIB, GUM, IMN, LIE, MAF, MCO, MNP, NCL, PRK, PYF, SSD, SYR, VEN, VGB, VIR, YEM); missingness concentrated in small territories and conflict/sanctioned economies",36 "handling": "Excluded listwise, no imputation; counted in n_excluded_missing"37 },38 {39 "issue": "0 non-positive GDP values (log undefined)",40 "handling": "Checked; none found"41 }42 ],43 "n_input_rows": {44 "wb_indicators.csv": 2349,45 "wb_entities.csv": 29646 },47 "n_analysed": 197,48 "random_seed": null49}