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Table 7 Mean squared error (MSE) of the CAT simulations

From: Integrating automatic question generation with computerised adaptive test

   Test taker-based CVItem-based CV 
GroupLIN_ESTCAT_ESTCAT_REGCAT_AVGCAT_REGCAT_AVGCAT_ORD
C_A0.1420.0320.0440.0650.0620.1570.044
C_C0.1990.0720.0580.0920.0680.1630.060
C_D0.1560.0600.0550.0400.0510.0520.054
C_E0.1520.0240.0550.0620.0690.0890.050
C_F0.3280.0470.0950.0600.0900.1000.097
avg0.1950.0470.0610.0640.0680.1120.061