Table 6.

Results of the Analyses of Variance Used to Explore the Effect of Age, Compatibility, and Experiment Half on Next Performance (All Age Groups Included)

Measure and predictor	Sum-of-squares effect	Sum-of-squares error	F	p	Generalized η2
Next accuracy
Age	0.007	2.903	F(1, 194) = 0.485	.487	.001
Compatibility	1.723	2.723	F(1, 194) = 122.709	< .001	.153
Half	0.579	2.101	F(1, 194) = 53.420	< .001	.057
Age × Compatibility	0.000	2.723	F(1, 194) = 0.013	.909	.000
Age × Half	0.044	2.101	F(1, 194) = 4.077	.045	.005
Compatibility × Half	0.582	1.788	F(1, 194) = 63.156	< .001	.058
Age × Compatibility × Half	0.059	1.788	F(1, 194) = 6.400	.012	.006
Next response time (all next responses included)
Age	132,682,582	280,640,291	F(1, 193) = 91.248	< .001	.269
Compatibility	8,124,198	24,107,078	F(1, 193) = 65.042	< .001	.022
Half	11,404,564	34,832,143	F(1, 193) = 63.191	< .001	.031
Age × Compatibility	333,362	24,107,078	F(1, 193) = 2.669	.104	.001
Age × Half	1,012,000	34,832,143	F(1, 193) = 5.607	.019	.003
Compatibility × Half	779,212	20,262,113	F(1, 193) = 7.422	.007	.002
Age × Compatibility × Half	117,153	20,262,113	F(1, 193) = 1.116	.292	.000
Next response time (correct next responses only)
Age	112,052,500	250,087,632	F(1, 188) = 84.234	< .001	.267
Compatibility	1,967,512	14,622,138	F(1, 188) = 25.297	< .001	.006
Half	6,973,384	26,498,290	F(1, 188) = 49.475	< .001	.022
Age × Compatibility	28,488	14,622,138	F(1, 188) = 0.366	.546	.000
Age × Half	634,154	26,498,290	F(1, 188) = 4.499	.035	.002
Compatibility × Half	188	15,825,461	F(1, 188) = 0.002	.962	.000
Age × Compatibility × Half	16,862	15,825,461	F(1, 188) = 0.200	.655	.000

Note: Age was a continuous numerical variable; thus, the first df was 1. Significant p values are boldfaced.