Table 2. Comparison of the goodness of fit for different growth curves of body size in brown frogs.

Criterion/model	Age 1				Age 2
	RMSE	DW	AIC	BIC	RMSE	DW	AIC	BIC
Logistic	0.192	0.508	−332.067	−313.750	0.269	0.382	173.674	192.412
Gompertz	0.191	0.512	−333.399	−315.082	0.269	0.382	173.674	192.412
Von Bertalanffy	0.192	0.511	−330.803	−312.486	0.273	0.372	196.570	215.308
Brody	0.193	0.505	−319.451	−301.134	0.276	0.366	212.456	231.195
Richards	0.191	0.511	−332.305	−309.409	0.267	0.386	161.459	184.882
Janoschek	0.192	0.512	−332.716	−314.399	0.256	0.398	96.460	115.199
Linear	0.299	0.217	308.759	322.497	0.354	0.220	611.641	625.695
Polynomials, second order	0.194	0.489	−317.717	−299.400	0.274	0.367	200.948	219.687
Polynomials, third order	0.191	0.509	−333.403	−310.907	0.273	0.372	197.669	221.092
Polynomials, fourth order	0.191	0.509	−332.389	−304.913	0.261	0.408	125.982	154.089