highly significantp-value<0.01
The dispersion parameters for NB and ZINB were 0.86 and 1.8 respectively which were highly significant (p-value<0.01), implying, in their order, that the NB is superior to Poisson and ZINB is again superior to the ZIP.
The dispersion parameters for NB and ZINB were 0.86 and 1.8 respectively which were highly significant (p-value<0.01), implying, in their order, that the NB is superior to Poisson and ZINB is again superior to the ZIP.