Table 3.
Parameter estimates and goodness-of-fit measures obtained by fitting the DSTP model and the SSP model to quantile-averaged response-time distributions for the different congruent and incongruent conditions.
Parameters | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
DSTP | ||||||||||
Exp./Cond. | μta | μfl | A/B | μSS | C/D | μRS2 | ter | G2 | df | BIC |
1. | 0.0874 | 0.0705 | 0.0749 | 0.4437 | 0.1129 | 1.9799 | 0.2283 | 58.9 | 11 | 110 |
2. Hori | 0.1067 | 0.1580 | 0.0705 | 0.5308 | 0.1034 | 1.3876 | 0.2034 | 26.4 | 11 | 70.8 |
2. Verti | 0.0756 | 0.1483 | 0.0729 | 0.5343 | 0.1047 | 1.4589 | 0.2028 | 31.6 | 11 | 75.9 |
3. | 0.1154 | 0.1423 | 0.0796 | 0.4885 | 0.0955 | 1.7074 | 0.1914 | 79.3 | 11 | 131 |
4. | 0.0992 | 0.0570 | 0.0888 | 0.4219 | 0.1100 | 1.9426 | 0.1685 | 47.6 | 11 | 98.8 |
SSP | ||||||||||
Exp./Cond. | p | A/B | rd | sda | ter | G2 | df | BIC | ||
1. | 0.2873 | 0.0540 | 0.0406 | 1.9650 | 0.2890 | 69.1 | 13 | 106 | ||
2. Hori | 0.3944 | 0.0522 | 0.0234 | 1.9243 | 0.2504 | 53.5 | 13 | 85.2 | ||
2. Verti | 0.3485 | 0.0528 | 0.0260 | 1.9267 | 0.2540 | 65.3 | 13 | 97.0 | ||
3. | 0.3763 | 0.0527 | 0.0394 | 1.8290 | 0.2494 | 105 | 13 | 141 | ||
4. | 0.3289 | 0.0598 | 0.0378 | 1.6645 | 0.2504 | 50.6 | 13 | 87.2 |
Hori, horizontal stimulus arrangement; Verti, vertical-stimulus arrangement; A/B, response-selection boundaries; ter, mean non-decision time (in seconds); p, perceptual input; sda, spotlight width; rd, rate of decrease in spotlight; C/D, stimulus-selection boundaries; μSS, drift rate for stimulus selection; μRS2, drift rate for response-selection phase 2; μta, drift rate from target; μfl, combined drift rate for flankers; G2, Wilks likelihood ratio chi-square; df, degrees of freedom; BIC, Bayesian information criterion.