Table 5.

Summary of hierarchical regression analyses predicting slopes and percent mean signed errors (PMSEs) for first block performance in Experiment 2.

Model	Predictor Variables	b	SE	t	p
Slope #1	(Constant)	.46	.10	4.81	< .001
	Age Group	.36	.13	2.68	.010
	Set Size	.35	.13	2.61	.012
	Age Group × Set Size	−.31	.19	−1.65	.106
Slope #2	(Constant)	.53	.15	3.48	.001
	Age Group	.32	.15	2.13	.038
	Set Size	.37	.14	2.66	.010
	Age Group × Set Size	−.32	.19	−1.67	.101
	Viewing Duration	−.001	.002	−.61	.545
PMSE #1	(Constant)	−42.29	6.11	−6.92	< .001
	Age Group	18.86	8.64	2.18	.034
	Set Size	24.43	8.64	2.83	.007
	Age Group × Set Size	−14.64	12.22	−1.20	.236
PMSE #2	(Constant)	−29.29	9.51	−3.08	.003
	Age Group	11.63	9.41	1.24	.222
	Set Size	28.30	8.75	3.23	.002
	Age Group × Set Size	−15.95	12.00	−1.33	.190
	Viewing Duration	−.21	.12	−1.76	.085