Table 4.

Regression output showing the variables which do and do not have an effect on the size of an individual dogs’ gestural repertoire

Model	Unstandardized coefficients		Standardized coefficients		Sig	95% confidence interval for B
	B	SE	Beta	t		Lower bound	Upper bound
Coefficients
Constant	2.520	1.709		1.475	0.150	− 0.965	6.006
n_people	0.850	0.407	0.296	2.088	0.045	0.020	1.680
Sex	− 1.169	0.735	− 0.213	− 1.589	0.122	− 2.668	0.331
Age	− 0.060	0.463	− 0.070	− 0.130	0.897	− 1.004	0.884
n_videos	0.168	0.049	0.504	3.448	0.002	0.069	0.267
n_time	0.113	0.444	0.136	0.254	0.801	− 0.793	1.018