. Author manuscript; available in PMC: 2015 Jan 20.

Published in final edited form as: Dev Psychobiol. 2014 Dec 12;57(1):120–130. doi: 10.1002/dev.21269

Table 4.

Bayesian Information Criterion (BIC) and Model Comparison Statistics for Determining Optimal Number of Groups

Number of Groups	BIC (n = 1173)	Null Model	2(ΔBIC)
1	−2000.89
2	−1962.59	1	76.60
3	−1952.38	2	20.42
4	−1958.88	3	−13.00
5	−1944.62	4	−28.52