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Table 2 Statistical results for separate year group analyses for the Target Number × Model interaction (including post hoc analyses for target numbers 2 and 17)

From: Representational change and strategy use in children's number line estimation during the first years of primary school

  

Residuals from group level models (mean ± SD)

Group

Interaction Target Number × Model

Model

Tukey HSD

   

Target number 2

Target number 17

Year 1

F (7, 91) = 2.02, ε = 0.54, p = 0.06, η2 = 0.134

Linear

0.9 ± 0.7

ns

2.1 ± 2.2

ns

  

Logarithmic

1.5 ± 1.1

 

2.6 ± 1.8

 

Year 2

F (7, 133) = 5.30, ε = 0.45, p < 0.001, η2 = 0.218

Linear

0.5 ± 0.7

p < 0.001

1.8 ± 2.4

p = 0.09

  

Logarithmic

2.1 ± 1.7

 

2.5 ± 1.9

 

Year 3

F (7, 133) = 3.59, ε = 0.43, p = 0.001, η2 = 0.159

Linear

0.7 ± 0.4

p < 0.001

1.0 ± 0.9

p = 0.001

  

Logarithmic

1.8 ± 0.7

 

1.9 ± 0.6