Table 4.

Observed and optimal grooming allocation in the social induction model. (p_n and p_r represent the probability of grooming a mother's partner and non-partner, respectively. e_n and e_r represent the effort in grooming events directed towards mother's partner and non-partner.)

group	behaviour	estimate	95% CI: lower	95% CI: upper	simulated optimal
grooming tie formation
RST	pn	0.39	0.27	0.53	0.58
	pr	0.09	0.05	0.13	0.55
RBM	pn	0.39	0.17	0.63	0.77
	pr	0.05	0.00	0.12	0.89
PT	pn	0.36	0.22	0.50	0.86
	pr	0.08	0.02	0.15	0.73
grooming tie effort
RST	en	1.49	1.19	1.87	3.85
	er	1.09	1.04	1.22	70.75
RBM	en	1.29	1.07	1.64	3.51
	er	1.25	1.25	1.75	68.51
PT	en	1.42	1.11	1.84	5.36
	er	1.60	1.20	2.40	120.76