(a)  

Classes	Parameters	Log-likelihood	BIC	Entropy	Size of smallest class, n (%)
1	28	−6503	13177	N/A	N/A
2	43	−4771	9806	0.952	129 (27.9%)
3	58	−4310	8977	0.908	95 (20.6%)
4	73	−4142	8732	0.906	43 (9.4%)
5	88	−4007	8554	0.924	40 (8.6%)
6	103	−3898	8429	0.931	11 (2.5%)