Table 3 Differences in number of fixations and average fixation duration between Areas of Interest: descriptive statistics.

From: Eye tracking study in children to assess mental calculation and eye movements

 

AoIs

 

Friedman test

M

SD

Md

Range

X2

df

p

NF

First number

7.05

3.04

6.83

11.26

48.867

3

0.000

Operator

3.47

1.25

3.06

4.63

Second number

6.21

2.72

5.74

10.26

Answer space

1.21

0.60

1.04

1.85

AFD

First number

350.77

106.48

331.11

400.63

38.467

3

0.000

Operator

276.77

75.51

253.87

236.70

Second number

316.47

131.50

298.93

488.00

Answer space

103.60

28.68

95.72

107.81

  1. NF Number of fixations; AFD Average fixation duration.