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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