Table 10.

Mean angles, Mahalanobis’s D², and Hotelling’s T² for all possible triangles in the Pan and Pongo samples

Δ	Pan			Pongo			D2	T2	p-value
	ψ	θ	φ	ψ	θ	φ
123	0.520	0.343	2.280	0.258	0.208	2.676	26.252	186.705	<0.001
124	0.793	0.668	1.682	0.606	0.592	1.945	18.940	134.706	<0.001
125	0.792	1.329	1.022	0.750	1.368	1.024	0.624	4.438	0.016
134	0.272	2.326	0.544	0.347	2.050	0.746	7.699	54.757	<0.001
135	0.272	2.705	0.166	0.492	2.367	0.284	10.621	75.534	<0.001
145	0.030	3.075	0.037	0.146	2.842	0.156	8.890	63.227	<0.001
234	0.597	1.658	0.887	0.732	1.457	0.953	6.497	46.210	<0.001
235	1.258	1.376	0.508	1.652	0.999	0.492	25.954	184.588	<0.001
345	0.378	0.438	2.326	0.462	0.474	2.206	2.564	18.235	<0.001
245	0.660	1.814	0.668	0.921	1.473	0.749	19.332	137.492	<0.001