. Author manuscript; available in PMC: 2011 Apr 14.

Published in final edited form as: J Exp Psychol Learn Mem Cogn. 2001 May;27(3):817–835.

Table 2.

Parameter Estimates for the Mixture Model for Experiment 1

		Participants
Parameter	Avg	E.O.	H.M.	M.L.	S.F.	S.G.	Y.P.
λ 1-back (d' units)	4.07	4.74	3.15	4.30	4.51	4.07	4.16
λ 2-back (d' units)	3.46	4.48	2.09	3.94	3.62	4.23	3.05
λ 3-back (d' units)	2.71	3.56	3.60	2.92	2.59	4.20	1.17
Proportion of searches in 2-back	.11	.05	.07	.53	.18	.29	.12
Proportion of searches in 3-back	.27	.10	.26	.51	.35	.46	.11
β⁻¹ common (s)	0.342	0.342	0.452	0.342	0.341	0.173	0.067
δ common (s)	0.116	0.010	0.010	0.014	0.101	0.296	0.292
Adjusted R²	.916	.612	.717	.901	.811	.726	.849

Note. Avg = average. All other abbreviations are participants' initials.