Table 3.
Results of four-way ANOVAs on accuracy-referenced response times in Experiment 1 and 2.
| Experiment 1: DLP–DLnP | Experiment 2: DLP–ErrP | |||||
|---|---|---|---|---|---|---|
| df | F | Pr(>F) | df | F | Pr(>F) | |
| Payoff scheme | 1 | 21.60 | <0.001 | 1 | 19.79 | <0.001 |
| Incentives | 1 | 0.33 | 0.567 | 1 | 1.45 | 0.231 |
| Payoff × incentives | 1 | 8.24 | 0.005 | 1 | 18.01 | <0.001 |
| Residuals | 100 | 98 | ||||
| Deadline | 2 | 153.09 | <0.001 | 2 | 101.79 | <0.001 |
| Deadline × payoff | 2 | 13.50 | <0.001 | 2 | 10.11 | <0.001 |
| Deadline × incentives | 2 | 3.12 | 0.046 | 2 | 6.85 | 0.001 |
| Deadline × payoff × incentives | 2 | 4.39 | 0.014 | 2 | 8.77 | <0.001 |
| Residuals | 200 | 196 | ||||
| Flanker type | 1 | 526.62 | <0.001 | 1 | 626.96 | <0.001 |
| Flanker × payoff | 1 | 13.51 | <0.001 | 1 | 7.62 | 0.007 |
| Flanker × incentives | 1 | 22.02 | <0.001 | 1 | 1.41 | 0.238 |
| Flanker × payoff × incentives | 1 | <0.01 | 0.966 | 1 | 39.11 | <0.001 |
| Residuals | 100 | 98 | ||||
| Deadline × flanker | 2 | 48.97 | <0.001 | 2 | 35.55 | <0.001 |
| Deadline × flanker × payoff | 2 | 6.67 | 0.001 | 2 | 11.28 | <0.001 |
| Deadline × flanker × incentives | 2 | 13.37 | <0.001 | 2 | 11.28 | <0.001 |
| Deadline × flanker × payoff × incentives | 2 | 17.04 | <0.001 | 2 | 16.04 | <0.001 |
| Residuals | 200 | 196 | ||||
Between-subjects factors are payoff scheme (DLP, DLnP in Experiment 1; DLP, ErrP in Experiment 2) and incentives (monetary, symbolic). Within-subjects factors are deadline (long, medium, short) and flanker type (neutral, incongruent).