Model selection criteria | Fitted models | |||||
Poisson | NB | ZIP | ZINB | HP | HNB | |
LL | −613.88 | −471.02 | −521.52 | −471.02 | −521.52 | −468.71 |
AIC | 1229.75 | 946.04 | 1047.04 | 948.04 | 1047.04 | 943.43 |
BIC | 1233.89 | 954.33 | 1055.32 | 960.47 | 1055.32 | 955.85 |
HNB, hurdle negative binomial; HP, hurdle Poisson; NB, negative binomial; ZINB, zero-inflated negative binomial; ZIP, zero-inflated Poisson.