Table 1.
Mean error rates, correct RTs and z-scores by age group and trial type.
| Trial condition |
||||||||
|---|---|---|---|---|---|---|---|---|
| Short cue-probe delay condition (1500 ms) |
Long cue-probe delay condition (5500 ms) |
|||||||
| Age group | AX | AY | BX | BY | AX | AY | BX | BY |
| 5-year-olds | ||||||||
| % E | 5.6 (3.9) | 24.9 (19) | 21.8 (20) | 13.4 (16) | 9.3 (9.4) | 37.3 (25) | 30.1 (27) | 12 (15) |
| RT | 825 (142) | 1006 (128) | 862 (204) | 801 (177) | 914 (146) | 1098 (190) | 818 (203) | 902 (202) |
| Mean z-score | -0.18 (0.24) | +0.47 (0.35) | -0.02 (0.46) | -0.27 (0.31) | +0.11 (0.23) | +0.79 (0.38) | -0.16 (0.55) | +0.07 (0.47) |
| 6-year-olds | ||||||||
| % E | 3.3 (2.7) | 29 (29.8) | 6.7 (7.2) | 4.2 (7.4) | 6.3 (4.4) | 36.5 (33.6) | 12.8 (11.9) | 5.2 (8.2) |
| RT | 687 (154) | 893 (153) | 670 (227) | 663 (183) | 762 (154) | 984 (89) | 693 (207) | 710 (178) |
| Mean z-score | -0.17 (0.23) | +0.83 (0.87) | -0.25 (0.56) | -0.28 (0.47) | +0.14 (0.22) | +0.97 (0.43) | -0.18 (0.60) | -0.10 (0.47) |
SDs are in parentheses.