Table 4. Comparison of model fit of ZIP-W ${}^b$, ZIP-W ${}^c$, ZIP-O ${}^b$ and ZIP-O ${}^c$ in terms of average AIC and BIC across 200 simulated datasets generated from the model ZIP-W ${}^b$.

n	ZIP-W ${}^b$	ZIP-W ${}^c$	ZIP-O ${}^b$	ZIP-O ${}^c$
	AIC
250	976.520	1162.257	2064.654	1732.514
500	1900.825	2288.361	4130.966	3448.865
1000	3887.104	4671.542	8960.393	7597.910
	BIC
250	1004.692	1186.908	2085.782	1753.643
500	1934.542	2317.863	4156.254	3474.153
1000	3926.366	4705.896	8989.840	7627.356