| Infant | Uninformed Adult | Informed Adult | |
Reach-to-grasp phase |
|
|
| |
| Observer (%) | 36.75 (4.90) | 23.90 (4.48) | 19.44 (4.77) |
| Ball (%) | 62.38 (4.89) | 73.40 (4.21) | 78.39 (4.55) |
| Rocket (%) | 0.05 (0.05) | 0.94 (0.61) | 1.55 (0.97) |
Lift-to-place phase |
|
|
| |
| Observer (%) | 55.71 (6.77) | 36.30 (7.54) | 25.75 (5.74) |
| Ball (%) | 3.84 (1.93) | 8.89 (2.48) | 9.64 (3.45) |
| Rocket (%) | 38.54 (4.99) | 51.16 (6.94) | 61.66 (5.19) |