Research and Practice in Technology Enhanced Learning

Table 9 Sample error values (CAT_AVG simulation, class A) (Continued)

From: Integrating automatic question generation with computerised adaptive test

True proficiency	Predicted	Error
0.425	0.179	0.246
0.440	0.298	0.142
0.468	0.500	− 0.033
0.475	0.298	0.177
0.478	0.702	− 0.224
0.525	0.479	0.046
0.573	0.702	− 0.129
0.608	0.814	− 0.207
0.610	0.702	− 0.092
0.625	0.298	0.327
0.625	0.479	0.146
0.648	0.500	0.147
0.720	0.702	0.018
0.728	0.702	0.026
0.783	0.814	− 0.032
0.850	0.814	0.036
0.863	0.814	0.048
0.868	0.814	0.053
0.878	0.814	0.063
0.893	0.179	0.714
0.960	0.814	0.146

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