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. Author manuscript; available in PMC: 2022 Jun 21.
Published in final edited form as: J Cogn Dev. 2021 Jun 21;22(5):678–694. doi: 10.1080/15248372.2021.1926254

Table 3.

Mean fixation duration (seconds) for each age group and condition. Parentheses indicate standard error.

Condition Age Mean Cumulative Fixation Duration; LR mapping (seconds) Mean Cumulative Fixation Duration; RL mapping
(seconds)
Non-Symbolic Number 1-year-olds 1.88
(0.46)		 1.71
(0.40)
2-year-olds 1.68
(0.39)		 1.83
(0.35)
3-year-olds 1.58
(0.40)		 1.58
(0.35)
4-year-olds 2.17
(0.40)		 2.19
(0.35)
5-year-olds 2.31
(0.40)		 2.34
(0.35)
College Students 5.09
(0.72)		 3.31
(0.60)
Symbolic Number
 1-year-olds 1.99
(0.40)		 1.36
(0.35)
2-year-olds 1.34
(0.39)		 1.42
(0.35)
3-year-olds 2.14
(0.43)		 1.74
(0.38)
4-year-olds 2.38
(0.39)		 2.09
(0.35)
5-year-olds 2.49
(0.46)		 2.03
(0.40)
College Students 3.83
(0.55)		 3.96
(0.65)
Lettered 1-year-olds 1.09
(0.43)		 1.19
(0.38)
2-year-olds 1.26
(0.43)		 1.50
(0.38)
3-year-olds 1.59
(0.40)		 1.88
(0.35)
4-year-olds 2.17
(0.43)		 1.44
(0.38)
5-year-olds 2.29
(0.40)		 1.96
(0.35)
College Students 4.02
(0.69)		 3.09
(0.63)
Novel Words 1-year-olds 1.38
(0.39)		 0.70
(0.35)
2-year-olds 1.89
(0.43)		 2.00
(0.38)
3-year-olds 2.45
(0.41)		 1.59
(0.36)
4-year-olds 3.12
(0.39)		 2.09
(0.35)
5-year-olds 2.44
(0.41)		 2.19
(0.35)
College Students 3.78
(0.56)		 4.04
(0.57)