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Table 3 Analysis of model residuals, by year group

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

Group

Residual fit (trial-by-trial)

Residual from group level models

 

Linear

Logarithmic

Ambiguous

Linear

Logarithmic

 

%

%

%

M

SD

M

SD

Year 1

46

37

17

2.5

2.3

2.6

2.2

Year 2

56

25

19

1.5

1.8

2.0

1.6

Year 3

54

21

25

1.3

1.6

1.7

1.4

  1. Percentage of trials with best residual fit for linear and logarithmic models, or ambiguous (both linear and logarithmic model residuals within ± 0.4 units of one another). The overall mean ± standard deviation of the model residuals are summarized by year group.