Table 1.
Average result pattern for basic S–R tasks: mean reaction times, parameters from fitting the ex-Gaussian PDF, and statistical results of within-subject and between-group effects.
| Experts, n = 15 |
Novices, n = 15 |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| SSR unspecific | 2CSR unspecific | 2CSR specific | 4CSR specific | SSR unspecific | 2CSR unspecific | 2CSR specific | 4CSR specific | Condition F | Group F | Condition × Group F | |
| Mean RT | 192.7 (20.3) | 228.7 (24.0) | 218.4 (21.0) | 280.5 (25.6) | 213.3 (25.7) | 250.0 (28.6) | 258.9 (31.0) | 321.2 (29.6) | 132.73∗∗∗ | 18.0∗∗∗ | 2.56 |
| μ (mu)1 | 170.0 (18.0) | 196.6 (20.7) | 193.8 (24.6) | 242.6 (21.0) | 181.1 (20.0) | 206.6 (32.6) | 232.8 (37.5) | 279.1 (37.9) | 93.59∗∗∗ | 9.58∗∗ | 4.55∗ |
| σ (sigma)1 | 11.4 (6.9) | 20.1 (8.4) | 16.3 (8.6) | 14.8 (12.7) | 11.2 (8.0) | 19.6 (9.7) | 20.2 (8.2) | 29.8 (14.8) | 7.16∗∗ | 5.17∗ | 4.27∗ |
| τ (tau)1 | 22.6 (13.1) | 32.1 (14.5) | 24.6 (11.3) | 37.9 (12.1) | 32.2 (15.9) | 43.4 (19.6) | 26.0 (18.7) | 42.1 (12.8) | 11.43∗∗∗ | 2.74 | 1.13 |
1Parameters from fitting the ex-Gaussian distribution to the data. All values are group means in ms, values in parentheses indicate SD. ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001.