1[2 {"id":"C1","text":"The file contains 445 data rows and 400 distinct firms; 45 rows are exact duplicates and were removed.","results_keys":["n_input_rows","n_unique_firms","n_exact_duplicate_rows"],"status":"supported","caveat":"All duplicate pairs are identical in all columns."},3 {"id":"C2","text":"6 distinct firms have unknown revenue and are excluded, leaving 394 firms in the revenue aggregates.","results_keys":["n_missing_revenue","n_analysed"],"status":"supported","caveat":"Complete-case analysis; missingness assumed ignorable."},4 {"id":"C3","text":"Mean revenue is 249.96 M USD and median revenue is 162.31 M USD over the 394 analysed firms, after converting 60 USD_thousands firms to millions.","results_keys":["mean_revenue_musd","median_revenue_musd","n_firms_usd_thousands"],"status":"supported","caveat":"Assumes the unit column is correct per row."},5 {"id":"C4","text":"Mean head count over all 400 distinct firms is 1101.44 employees.","results_keys":["mean_employees"],"status":"supported","caveat":""},6 {"id":"C5","text":"The uncleaned raw revenue mean (30695.88, mixed units) is about 120 times the cleaned mean, so unit harmonisation is essential.","results_keys":["mean_revenue_raw","mean_revenue_musd"],"status":"supported","caveat":"Baseline is not a valid revenue estimate."},7 {"id":"C6","text":"The standard deviation of revenue is 274.30 M USD; the standard error of the mean, 13.82 M USD, matters only under an i.i.d. sampling interpretation.","results_keys":["sd_revenue_musd","se_mean_revenue_musd"],"status":"supported","caveat":"Descriptive aggregates need no sampling uncertainty."}8]9