Table 1.
Condition | Mean Reaction time (SD) | Mean Accuracy (%)(SD) |
---|---|---|
AA Faces | ||
Children (4–9 years) | 1850.85 (536.62) | 91.7 (7.8) |
Early Adolescents (10–13 years) | 1606.69 (474.40) | 92.5 (6.1) |
Late Adolescents (14–16.5 years) | 1359.89 (333.85) | 95.8 (5.6) |
EA Faces | ||
Children (4–9 years) | 1876.21 (515.04) | 93.4 (7.7) |
Early Adolescents (10–13 years) | 1597.56 (410.75) | 93.4 (10.2) |
Late Adolescents (14–16.5 years) | 1506.06 (408.01) | 93.7 (7.2) |
Shapes | ||
Children (4–9 years) | 1284.60 (534.54) | 89.8 (16.4) |
Early Adolescents (10–13 years) | 1040.78 (337.94) | 86.7 (18.0) |
Late Adolescents (14–16.5 years) | 919.09 (202.71) | 96.3 (3.8) |
Note. For descriptive purposes only, participants were broken up into 3 age groups: children (N=10), early adolescence (N=10), and late adolescence (N=12). Statistical analyses treated age as a continuous variable. AA=African American; EA=European American; SD=standard deviation.