Table 2. Observable dependence on relation for dyads.

Lengths in millimetres, times in seconds.

Relation	$N_g^k$	V	r	x	y
Colleagues	358	1274 ± 8.3 (σ = 157)	851 ± 12 (σ = 231)	718 ± 8.3 (σ = 157)	334 ± 15 (σ = 292)
Couples	96	1099 ± 17 (σ = 169)	714 ± 22 (σ = 219)	600 ± 15 (σ = 150)	291 ± 24 (σ = 231)
Families	246	1094 ± 13 (σ = 197)	863 ± 19 (σ = 302)	583 ± 11 (σ = 171)	498 ± 25 (σ = 391)
Friends	318	1138 ± 11 (σ = 200)	792 ± 11 (σ = 199)	662 ± 7.5 (σ = 134)	314 ± 15 (σ = 268)
F3,1014		60.7	12.2	42.3	21.4
p		< 10−8	7.39⋅10−8	< 10−8	< 10−8
R2		0.152	0.0349	0.111	0.0595
δ		1.03	0.529	0.828	0.587