1# Verification checks (P4)2- Clean re-run of out/analysis.py: results.json byte-identical (cmp) -> PASS3- lstsq cross-check of closed-form OLS slope on 5 replications (assert inside analysis.py) -> PASS4- bias_mc == rho_hat_mean - rho -> PASS5- bias_mc_se == sd/sqrt(R) -> PASS6- bias_analytical == -(1+2.4)/30 -> PASS7- discrepancy identity -> PASS8- se_asymptotic == sqrt(0.36/30) -> PASS9- positive SEs -> PASS10- CI contains bias_mc -> PASS11- n_analysed == R - removed (20000-0) -> PASS12- bias sign negative, same order as analytical -> PASS13- rho_hat_mean in (-1,1) -> PASS14