1# Verification checks (P4)23- Clean re-run of out/analysis.py: results.json byte-identical (cmp) -> PASS4- se positive: PASS5- CI contains tau: PASS6- CI symmetric: PASS7- tau = mean diff: PASS8- significance consistent with p and CI: PASS9- n_analysed = n_raw - removed (1000-0): PASS10- n_schools*25 = n_analysed: PASS11- 0<=icc<=1: PASS12- se_cluster/se_iid near sqrt(DEFF) (within 5%): PASS13- CR1 SE close to school-means Welch SE (within 5%): PASS14