1[2 {"id":"C1","text":"The one-way ANOVA finds no evidence that mean daily 10y yield changes differ across weekdays (F=0.26, p=0.90, 2000-2019).","results_keys":["anova_f_stat","anova_p_value","n_analysed","conclusion"],"status":"supported","caveat":"Classical ANOVA assumes i.i.d. equal-variance errors; volatility clustering not corrected."},3 {"id":"C2","text":"The Monday contrast is +0.05 bp with 95% Welch CI [-0.32, 0.42] bp, indistinguishable from zero.","results_keys":["effect_estimate","effect_ci_low","effect_ci_high"],"status":"supported","caveat":"Welch interval ignores serial dependence; holiday-spanning changes included."},4 {"id":"C3","text":"Weekday-specific means estimated on 2000-2009 do not improve on a zero-change forecast in 2010-2019 (RMSE 4.884 vs 4.876 bp).","results_keys":["model_metric","baseline_metric","n_train","n_test"],"status":"supported","caveat":"Single train/test split; difference is tiny and its DM test is only marginal (p~0.06)."},5 {"id":"C4","text":"215 empty (holiday) rows were dropped before computing changes.","results_keys":["n_missing_rows","n_input_rows","data_issues"],"status":"supported","caveat":"Post-holiday changes span multiple business days."}6]7