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Table 7 Likelihood comparisons for the different methods when applied to the E. coli K12 chromosome CDS and intergenic sites

From: Separating the effects of mutation and selection in producing DNA skew in bacterial chromosomes

Method Log (L) -2 × Diff1 Probability (DF1, DF2)2
Mobs - 2696055.16 NA NA
M0 - 2696052.54 reference NA
M1 - 2696075.49 45.9 5.5 × 10-5 (35, 20)
M2 - 2696239.16 373.2 < < 10-6 (35, 14)
M3 - 2740719.34 89,334 < < 10-6 (35, 5)
  1. 1Relative to M0.
  2. 2Probability of the chi-square test with (DF1 - DF2) degrees of freedom.