Table 15. ZiGH regression on LOS at city hotel with covariate-dependent dispersion and zero inflation.

Coefficients	Estimate	Std. Error	z-value	p-value
Intercept ( ${\beta }_1$)	2.5542	0.0098	261.62	< 2e−16
LOS ( ${\beta }_2$)	0.0088	0.0026	3.433	0.0006
Intercept ( ${\gamma }_1$)	1.5775	0.0365	43.20	< 2e−16
LOS ( ${\gamma }_2$)	0.0213	0.0105	2.03	0.0427
Intercept ( ${\delta }_1$)	−2.2391	0.1259	−17.78	< 2e−16
LOS ( ${\delta }_2$)	−0.3035	0.0525	−5.78	7.36e−09
Order (m)	6
LogL	−37179.64