thresh P-value %words %seq Nwords Nseq total_words total_seq 9.6725 1.0e-05 21.6% 20.3% 416 405 1924 2000 7.9637 5.0e-05 54.8% 51.3% 1054 1026 1924 2000 7.0646 0.0001 72.3% 67.8% 1392 1355 1924 2000 4.9141 0.0005 97.5% 91.6% 1876 1831 1924 2000 3.5959 0.001 99.9% 97.2% 1923 1943 1924 2000