thresh P-value %words %seq Nwords Nseq total_words total_seq 8.2964 1.0e-05 13.3% 13.3% 2 2 15 15 7.3035 5.0e-05 40.0% 40.0% 6 6 15 15 6.828 0.0001 53.3% 53.3% 8 8 15 15 5.5604 0.0005 66.7% 66.7% 10 10 15 15 4.9379 0.001 66.7% 66.7% 10 10 15 15