Table 4. Foraging guild biomass extraction efficiency: total produced over the two labeled 125-generation periods.

Period	Clonal		Random mating		Two-sided T-test*
	Biomass	$\sqrt{{\text{Var}}_1}$	Biomass	$\sqrt{{\text{Var}}_2}$	Significance	Var1 ≠ Var2
60 Agents					n = 50
1–125	122829	1769	116409	1067	p < 0.0001	p ≈ 0.0006
126–250	122286	41272	115044	2644	p < 0.000	p ≈ 0.0022
100 Agents					n = 50
1–125	131857	1739	112606	3440	p < 0.0001	p < 0.0001
126–250	136228	2958	124074	10136	p < 0.0001	p < 0.0001
140 Agents					n = 50
1–125	116017	1764	96895	7645	p < 0.0001	p < 0.0001
126–250	119859	3129	101711	10854	p < 0.0001	p < 0.0001

* Tests run at URL: http://www.quantitativeskills.com/sisa/statistics/t-test.htm