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. 2016 Nov 24;41(3):163–177. doi: 10.1177/0146621616677715

Table 7.

Multidimensional Nominal Category Estimates (a^jks) and Standard Errors for Example Items From TIMSS Math and Science Test: Math Items.

M032757
M032755
Category a1 a2 c a1 a2 c
0 −0.47 (.09) −0.88 (.15) −0.18 (.10) −1.24 (.11) −0.56 (.10) 1.79 (.11)
1 −0.17 (.09) 0.10 (.15) −0.96 (.10) 0.33 (.10) 0.19 (.10) −.44 (.12)
2 0.64 (.07) 0.78 (.13) 1.15 (.07) 0.91 (.13) 0.37 (.12) −1.35 (.16)

Note. TIMSS = Trends in Mathematics and Science Study.