Table 7 Ordered item locations, fit residuals and probabilities for the communication skills and general knowledge scale
From: The Early Development Instrument: an evaluation of its five domains using Rasch analysis
Item | Item description | Location | SE | Fit residual | Chi square | Probability |
|---|---|---|---|---|---|---|
8 | knowledge of world | −1.11 | 0.08 | 7.19 | 101.05 | 0.000 |
2 | ability to listen | −0.47 | 0.07 | −0.16 | 21.08 | 0.007 |
6 | understand what is being said | −0.44 | 0.07 | −5.06 | 46.85 | 0.000 |
5 | communicate needs | 0.09 | 0.07 | −6.26 | 36.25 | 0.000 |
4 | imaginative play | 0.20 | 0.07 | 5.33 | 53.36 | 0.000 |
7 | articulate clearly | 0.31 | 0.07 | −1.48 | 8.44 | 0.391 |
1 | ability to use English | 0.37 | 0.07 | −6.96 | 40.65 | 0.000 |
3 | ability to tell story | 1.03 | 0.07 | −6.87 | 65.31 | 0.000 |