Probability distribution models that best describe the observed DMFEs on each host (excluding lethal mutations).

a<p>±1 SE of the estimated value.</p>b<p>The set of pdf models fitted and compared was: Exponential, Normal, Gamma, Beta, Log-normal, Laplace, Pareto, and Weibull.</p>c<p><i>ER</i>: evidence ratio. In this case, <i>ER</i> measures how many times the best fitting model is more likely than the model ranked in second place.