Table 3.

Mean scores on each task for the three clusters

Cluster	Subjects	LI	RL	PREE
1	6–38	−.132 (.221)	.162 (.137)	.519 (.060)
2	27–39	.522 (.161)	.092 (.165)	.470 (.066)

Note. RL reversal learning, PREE partial reinforcement extinction effect, LI latent inhibition. For further explanation, see text.