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Table 1 ANOVA of the proportion of offspring sired by a male when mating in the disfavoured role of sperm competition (P2).

From: Experimental evolution of sperm competitiveness in a mammal

Effect SS df MS F P
Male selection history 12.51 1, 6 12.51 32.88 0.008
Male line[selection history] 2.68 6, 49 0.45 0.50 0.804
Female selection history 3.22 1, 6 3.22 5.00 0.070
Female line[selection history] 3.91 6, 49 0.65 0.73 0.625