An IERI – International Educational Research Institute Journal
No | Item code | Model | 2015 | 2018 | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Before filtering | Applying response-level filtering | Applying examinee-level filtering | Before filtering | Applying response-level filtering | Applying examinee-level filtering | |||||||||
a | SEa | a | SE | a | SE | a | SE | a | SE | a | SE | |||
1 | CM00GQ01 | 2PLM | 1.166 | 0.048 | 1.163 | 0.011 | 1.14 | 0.031 | 1.423 | 0.025 | 1.433 | 0.016 | 1.685 | 0.042 |
2 | CM033Q01 | 2PLM | 0.776 | 0.049 | 0.783 | 0.044 | 0.749 | 0.03 | 0.797 | 0.01 | 0.796 | 0.031 | 0.788 | 0.033 |
3 | CM034Q01 | 2PLM | 1.319 | 0.086 | 1.31 | 0.021 | 1.233 | 0.01 | 1.414 | 0.02 | 1.41 | 0.056 | 1.388 | 0.03 |
4 | CM155Q01 | 2PLM | 1.324 | 0.008 | 1.282 | 0.049 | 1.234 | 0.025 | 1.474 | 0.054 | 1.402 | 0.052 | 1.368 | 0.013 |
5 | CM155Q04 | 2PLM | 0.808 | 0.026 | 0.779 | 0.027 | 0.718 | 0.009 | 0.96 | 0.032 | 0.932 | 0.013 | 0.876 | 0.005 |
6 | CM273Q01 | 2PLM | 0.907 | 0.047 | 0.902 | 0.019 | 0.85 | 0.044 | 0.964 | 0.011 | 0.955 | 0.045 | 0.932 | 0.017 |
7 | CM305Q01 | 2PLM | 0.3 | 0.024 | 0.298 | 0.028 | 0.29 | 0.037 | 0.237 | 0.023 | 0.237 | 0.028 | 0.265 | 0.015 |
8 | CM408Q01 | 2PLM | 1.511 | 0.01 | 1.491 | 0.013 | 1.426 | 0.02 | 1.397 | 0.032 | 1.376 | 0.01 | 1.258 | 0.037 |
9 | CM411Q01 | 2PLM | 1.73 | 0.066 | 1.717 | 0.008 | 1.64 | 0.016 | 1.738 | 0.027 | 1.722 | 0.023 | 1.588 | 0.043 |
10 | CM411Q02 | 2PLM | 0.989 | 0.042 | 0.969 | 0.011 | 0.944 | 0.012 | 1.015 | 0.021 | 0.985 | 0.006 | 0.958 | 0.015 |
11 | CM420Q01 | 2PLM | 1.477 | 0.019 | 1.462 | 0.045 | 1.415 | 0.038 | 1.432 | 0.006 | 1.408 | 0.052 | 1.351 | 0.022 |
12 | CM423Q01 | 2PLM | 0.847 | 0.014 | 0.839 | 0.039 | 0.795 | 0.024 | 0.728 | 0.03 | 0.712 | 0.012 | 0.609 | 0.037 |
13 | CM442Q02 | 2PLM | 2.14 | 0.024 | 2.14 | 0.05 | 2.115 | 0.025 | 2.18 | 0.034 | 2.15 | 0.079 | 2.025 | 0.023 |
14 | CM446Q01 | 2PLM | 2.33 | 0.012 | 2.332 | 0.048 | 2.275 | 0.041 | 1.623 | 0.017 | 1.578 | 0.045 | 1.461 | 0.025 |
15 | CM447Q01 | 2PLM | 1.515 | 0.024 | 1.544 | 0.049 | 1.621 | 0.011 | 1.459 | 0.021 | 1.469 | 0.023 | 1.488 | 0.007 |
16 | CM464Q01 | 2PLM | 2.261 | 0.062 | 2.28 | 0.061 | 2.667 | 0.042 | 2.454 | 0.036 | 2.447 | 0.04 | 2.333 | 0.042 |
17 | CM474Q01 | 2PLM | 0.907 | 0.008 | 0.917 | 0.019 | 0.902 | 0.028 | 0.877 | 0.034 | 0.866 | 0.037 | 0.812 | 0.042 |
18 | CM496Q01 | 2PLM | 1.29 | 0.034 | 1.281 | 0.013 | 1.238 | 0.025 | 1.582 | 0.02 | 1.573 | 0.066 | 1.47 | 0.024 |
19 | CM496Q02 | 2PLM | 1.138 | 0.05 | 1.127 | 0.034 | 1.105 | 0.035 | 1.197 | 0.006 | 1.184 | 0.04 | 1.066 | 0.013 |
20 | CM559Q01 | 2PLM | 0.799 | 0.032 | 0.773 | 0.02 | 0.783 | 0.028 | 0.854 | 0.007 | 0.825 | 0.011 | 0.742 | 0.026 |
21 | CM564Q01 | 2PLM | 0.772 | 0.032 | 0.769 | 0.027 | 0.754 | 0.026 | 0.679 | 0.007 | 0.691 | 0.009 | 0.669 | 0.006 |
22 | CM564Q02 | 2PLM | 0.501 | 0.01 | 0.501 | 0.065 | 0.475 | 0.013 | 0.891 | 0.014 | 0.895 | 0.026 | 0.905 | 0.006 |
23 | CM571Q01 | 2PLM | 1.341 | 0.074 | 1.328 | 0.041 | 1.302 | 0.026 | 1.279 | 0.009 | 1.237 | 0.011 | 1.251 | 0.047 |
24 | CM603Q01 | 2PLM | 0.98 | 0.061 | 0.978 | 0.019 | 0.972 | 0.065 | 1.069 | 0.008 | 1.082 | 0.024 | 1.066 | 0.012 |
25 | CM800Q01 | 2PLM | 0.394 | 0.011 | 0.382 | 0.009 | 0.369 | 0.03 | 0.458 | 0.019 | 0.397 | 0.025 | 0.255 | 0.017 |
26 | CM803Q01 | 2PLM | 2.463 | 0.021 | 2.464 | 0.023 | 2.419 | 0.013 | 2.163 | 0.015 | 2.148 | 0.048 | 2.154 | 0.045 |
27 | CM828Q03 | 2PLM | 1.519 | 0.01 | 1.506 | 0.039 | 1.478 | 0.031 | 1.112 | 0.018 | 1.085 | 0.029 | 0.983 | 0.038 |
28 | CM905Q01 | 2PLM | 0.819 | 0.035 | 0.84 | 0.021 | 0.853 | 0.009 | 0.817 | 0.025 | 0.828 | 0.011 | 0.813 | 0.02 |
29 | CM906Q01 | 2PLM | 1.212 | 0.067 | 1.215 | 0.022 | 1.341 | 0.024 | 1.207 | 0.069 | 1.219 | 0.012 | 1.273 | 0.044 |
30 | CM909Q01 | 2PLM | 1.615 | 0.025 | 1.612 | 0.019 | 1.509 | 0.035 | 2.115 | 0.027 | 2.028 | 0.064 | 1.647 | 0.044 |
31 | CM909Q02 | 2PLM | 1.637 | 0.05 | 1.651 | 0.053 | 1.555 | 0.011 | 1.437 | 0.031 | 1.424 | 0.007 | 1.341 | 0.042 |
32 | CM909Q03 | 2PLM | 3.477 | 0.032 | 3.462 | 0.033 | 3.34 | 0.041 | 2.392 | 0.024 | 2.498 | 0.014 | 2.31 | 0.052 |
33 | CM915Q01 | 2PLM | 0.777 | 0.006 | 0.808 | 0.028 | 0.723 | 0.009 | 0.907 | 0.057 | 0.899 | 0.021 | 1.005 | 0.034 |
34 | CM915Q02 | 2PLM | 1.208 | 0.019 | 1.187 | 0.016 | 1.04 | 0.04 | 1.423 | 0.006 | 1.366 | 0.008 | 1.1 | 0.021 |
35 | CM919Q01 | 2PLM | 1.495 | 0.054 | 1.487 | 0.014 | 1.398 | 0.034 | 1.769 | 0.008 | 1.772 | 0.014 | 1.734 | 0.024 |
36 | CM919Q02 | 2PLM | 1.039 | 0.016 | 1.027 | 0.039 | 1.034 | 0.007 | 1.176 | 0.018 | 1.161 | 0.02 | 1.061 | 0.008 |
37 | CM943Q01 | 2PLM | 0.526 | 0.044 | 0.531 | 0.057 | 0.571 | 0.007 | 0.684 | 0.013 | 0.681 | 0.089 | 0.634 | 0.031 |
38 | CM943Q02 | 2PLM | 2.676 | 0.065 | 2.692 | 0.059 | 2.763 | 0.101 | 7.054 | 0.191 | 7.071 | 0.183 | 6.884 | 0.201 |
39 | CM949Q01 | 2PLM | 1.389 | 0.059 | 1.373 | 0.069 | 1.306 | 0.024 | 1.563 | 0.037 | 1.547 | 0.027 | 1.383 | 0.019 |
40 | CM949Q02 | 2PLM | 1.544 | 0.014 | 1.541 | 0.072 | 1.616 | 0.079 | 1.461 | 0.013 | 1.519 | 0.041 | 1.552 | 0.017 |
41 | CM953Q03 | 2PLM | 2.104 | 0.056 | 2.09 | 0.018 | 2.021 | 0.02 | 1.999 | 0.027 | 1.964 | 0.054 | 1.782 | 0.049 |
42 | CM954Q01 | 2PLM | 2.282 | 0.023 | 2.269 | 0.032 | 2.139 | 0.03 | 2.36 | 0.068 | 2.311 | 0.017 | 2.068 | 0.021 |
43 | CM954Q04 | 2PLM | 2.118 | 0.023 | 2.101 | 0.044 | 2.041 | 0.017 | 2.551 | 0.034 | 2.541 | 0.027 | 2.554 | 0.023 |
44 | CM955Q03 | GPCM | 1.62 | 0.018 | 1.612 | 0.039 | 1.54 | 0.044 | 1.102 | 0.046 | 1.087 | 0.026 | 1.044 | 0.022 |
45 | CM982Q01 | 2PLM | 1.231 | 0.038 | 1.218 | 0.01 | 0.928 | 0.102 | 0.994 | 0.016 | 0.889 | 0.062 | 0.758 | 0.013 |
46 | CM982Q02 | 2PLM | 0.707 | 0.016 | 0.694 | 0.02 | 0.599 | 0.039 | 0.811 | 0.059 | 0.796 | 0.006 | 0.703 | 0.007 |
47 | CM982Q03 | 2PLM | 1.001 | 0.031 | 0.976 | 0.05 | 0.856 | 0.008 | 1.318 | 0.029 | 1.302 | 0.029 | 1.189 | 0.02 |
48 | CM982Q04 | 2PLM | 1.383 | 0.012 | 1.373 | 0.009 | 1.524 | 0.058 | 1.681 | 0.007 | 1.62 | 0.056 | 1.594 | 0.026 |
49 | CM992Q01 | 2PLM | 1.246 | 0.006 | 1.253 | 0.064 | 1.18 | 0.056 | 1.197 | 0.036 | 1.183 | 0.013 | 1.153 | 0.036 |
50 | CM992Q02 | 2PLM | 1.486 | 0.017 | 1.473 | 0.016 | 1.375 | 0.012 | 1.947 | 0.044 | 1.938 | 0.034 | 1.873 | 0.042 |
51 | CM998Q04 | 2PLM | 0.196 | 0.006 | 0.235 | 0.018 | 0.358 | 0.006 | 0.36 | 0.055 | 0.376 | 0.021 | 0.451 | 0.017 |