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 | |||||||||
b | SEa | b | SE | b | SE | b | SE | b | SE | b | SE | |||
1 | CM00GQ01 | 2PLM | 2.976 | 0.048 | 2.977 | 0.072 | 2.959 | 0.042 | 2.788 | 0.026 | 2.779 | v0.04 | 2.524 | 0.025 |
2 | CM033Q01 | 2PLM | −1.808 | 0.005 | −1.793 | 0.045 | −1.946 | 0.028 | −1.94 | 0.021 | −1.947 | 0.056 | −2.032 | 0.009 |
3 | CM034Q01 | 2PLM | 0.721 | 0.016 | 0.725 | 0.021 | 0.679 | 0.006 | 0.792 | 0.053 | 0.791 | 0.04 | 0.744 | 0.016 |
4 | CM155Q01 | 2PLM | −0.634 | 0.034 | −0.681 | 0.04 | −0.762 | 0.016 | −0.676 | 0.008 | −0.734 | 0.011 | −0.882 | 0.034 |
5 | CM155Q04 | 2PLM | 0.051 | 0.026 | 0.032 | 0.057 | −0.048 | 0.006 | −0.209 | 0.005 | −0.223 | 0.036 | −0.378 | 0.023 |
6 | CM273Q01 | 2PLM | 0.838 | 0.08 | 0.839 | 0.015 | 0.802 | 0.007 | 0.68 | 0.025 | 0.68 | 0.003 | 0.592 | 0.033 |
7 | CM305Q01 | 2PLM | 1.494 | 0.027 | 1.501 | 0.014 | 1.481 | 0.018 | 1.666 | 0.033 | 1.681 | 0.041 | 1.536 | 0.023 |
8 | CM408Q01 | 2PLM | 0.843 | 0.011 | 0.846 | 0.038 | 0.794 | 0.035 | 0.941 | 0.019 | 0.945 | 0.027 | 0.898 | 0.06 |
9 | CM411Q01 | 2PLM | 0.237 | 0.049 | 0.238 | 0.053 | 0.171 | 0.018 | 0.142 | 0.007 | 0.139 | 0.007 | 0.044 | 0.014 |
10 | CM411Q02 | 2PLM | 0.209 | 0.025 | 0.209 | 0.023 | 0.102 | 0.013 | 0.268 | 0.016 | 0.247 | 0.032 | 0.163 | 0.052 |
11 | CM420Q01 | 2PLM | −0.032 | 0.027 | −0.037 | 0.006 | −0.091 | 0.015 | −0.231 | 0.036 | −0.242 | 0.042 | −0.363 | 0.011 |
12 | CM423Q01 | 2PLM | −1.215 | 0.074 | −1.224 | 0.029 | −1.382 | 0.022 | −1.416 | 0.01 | −1.443 | 0.067 | −1.814 | 0.034 |
13 | CM442Q02 | 2PLM | 0.893 | 0.065 | 0.892 | 0.024 | 0.858 | 0.058 | 0.722 | 0.017 | 0.721 | 0.024 | 0.655 | 0.061 |
14 | CM446Q01 | 2PLM | −0.527 | 0.012 | −0.533 | 0.013 | −0.602 | 0.049 | −0.768 | 0.025 | −0.793 | 0.044 | −0.98 | 0.008 |
15 | CM447Q01 | 2PLM | −0.187 | 0.011 | −0.188 | 0.028 | −0.221 | 0.007 | −0.368 | 0.031 | −0.376 | 0.015 | −0.452 | 0.035 |
16 | CM464Q01 | 2PLM | 1.517 | 0.021 | 1.512 | 0.025 | 1.42 | 0.04 | 1.246 | 0.016 | 1.247 | 0.03 | 1.195 | 0.017 |
17 | CM474Q01 | 2PLM | −0.441 | 0.019 | −0.436 | 0.068 | −0.482 | 0.024 | −0.542 | 0.057 | −0.551 | 0.022 | −0.677 | 0.014 |
18 | CM496Q01 | 2PLM | 0.348 | 0.053 | 0.345 | 0.062 | 0.305 | 0.04 | 0.13 | 0.005 | 0.124 | 0.007 | 0.036 | 0.036 |
19 | CM496Q02 | 2PLM | −0.375 | 0.006 | −0.384 | 0.07 | −0.43 | 0.026 | −0.55 | 0.016 | −0.562 | 0.032 | −0.745 | 0.013 |
20 | CM559Q01 | 2PLM | 0 | 0.024 | −0.027 | 0.012 | −0.067 | 0.03 | −0.052 | 0.006 | −0.085 | 0.029 | −0.202 | 0.009 |
21 | CM564Q01 | 2PLM | 0.483 | 0.056 | 0.484 | 0.005 | 0.46 | 0.047 | 0.514 | 0.027 | 0.506 | 0.004 | 0.45 | 0.05 |
22 | CM564Q02 | 2PLM | 0.969 | 0.039 | 0.965 | 0.008 | 0.995 | 0.041 | 0.381 | 0.024 | 0.379 | 0.023 | 0.318 | 0.042 |
23 | CM571Q01 | 2PLM | 0.49 | 0.045 | 0.482 | 0.025 | 0.432 | 0.046 | 0.319 | 0.012 | 0.296 | 0.022 | 0.223 | 0.004 |
24 | CM603Q01 | 2PLM | 0.99 | 0.055 | 0.983 | 0.025 | 0.972 | 0.036 | 0.643 | 0.023 | 0.641 | 0.06 | 0.569 | 0.027 |
25 | CM800Q01 | 2PLM | −3.486 | 0.032 | −3.602 | 0.016 | −3.854 | 0.03 | −3.849 | 0.039 | −4.47 | 0.024 | −5.739 | 0.005 |
26 | CM803Q01 | 2PLM | 0.955 | 0.027 | 0.954 | 0.023 | 0.919 | 0.041 | 0.776 | 0.023 | 0.777 | 0.026 | 0.709 | 0.029 |
27 | CM828Q03 | 2PLM | 1.055 | 0.066 | 1.054 | 0.055 | 1.008 | 0.066 | 1.233 | 0.006 | 1.241 | 0.076 | 1.206 | 0.052 |
28 | CM905Q01 | 2PLM | −1.415 | 0.042 | −1.387 | 0.07 | −1.388 | 0.044 | −1.582 | 0.038 | −1.562 | 0.042 | −1.721 | 0.016 |
29 | CM906Q01 | 2PLM | 0.207 | 0.026 | 0.204 | 0.058 | 0.164 | 0.035 | −0.115 | 0.039 | −0.118 | 0.055 | −0.181 | 0.005 |
30 | CM909Q01 | 2PLM | −1.709 | 0.049 | −1.728 | 0.038 | −1.97 | 0.054 | −1.594 | 0.015 | −1.63 | 0.055 | −2.041 | 0.02 |
31 | CM909Q02 | 2PLM | −0.167 | 0.049 | −0.165 | 0.033 | −0.235 | 0.03 | −0.128 | 0.035 | −0.138 | 0.02 | −0.252 | 0.019 |
32 | CM909Q03 | 2PLM | 0.759 | 0.045 | 0.757 | 0.034 | 0.725 | 0.044 | 0.751 | 0.039 | 0.745 | 0.033 | 0.693 | 0.072 |
33 | CM915Q01 | 2PLM | 0.354 | 0.006 | 0.365 | 0.066 | 0.269 | 0.036 | 0.399 | 0.048 | 0.375 | 0.011 | 0.3 | 0.009 |
34 | CM915Q02 | 2PLM | −0.701 | 0.031 | −0.718 | 0.06 | −0.932 | 0.025 | −0.702 | 0.018 | −0.769 | 0.024 | −1.11 | 0.008 |
35 | CM919Q01 | 2PLM | −1.062 | 0.012 | −1.064 | 0.008 | −1.208 | 0.068 | −0.839 | 0.009 | −0.841 | 0.017 | −0.947 | 0.027 |
36 | CM919Q02 | 2PLM | 0.353 | 0.034 | 0.348 | 0.016 | 0.301 | 0.011 | 0.472 | 0.012 | 0.469 | 0.028 | 0.417 | 0.046 |
37 | CM943Q01 | 2PLM | 0.086 | 0.029 | 0.083 | 0.046 | 0.054 | 0.034 | 0.07 | 0.038 | 0.065 | 0.009 | −0.052 | 0.031 |
38 | CM943Q02 | 2PLM | 2.893 | 0.086 | 2.888 | 0.086 | 2.836 | 0.124 | 2.106 | 0.386 | 2.106 | 0.383 | 2.079 | 0.344 |
39 | CM949Q01 | 2PLM | −0.299 | 0.009 | −0.315 | 0.024 | −0.415 | 0.004 | −0.491 | 0.026 | −0.494 | 0.023 | −0.66 | 0.004 |
40 | CM949Q02 | 2PLM | 0.935 | 0.009 | 0.932 | 0.008 | 0.866 | 0.011 | 0.825 | 0.031 | 0.812 | 0.012 | 0.766 | 0.007 |
41 | CM953Q03 | 2PLM | 0.218 | 0.012 | 0.217 | 0.012 | 0.164 | 0.021 | 0.099 | 0.004 | 0.094 | 0.03 | −0.005 | 0.05 |
42 | CM954Q01 | 2PLM | −0.718 | 0.026 | −0.726 | 0.062 | −0.823 | 0.024 | −0.575 | 0.008 | −0.591 | 0.023 | −0.733 | 0.047 |
43 | CM954Q04 | 2PLM | 0.866 | 0.045 | 0.864 | 0.024 | 0.819 | 0.042 | 0.901 | 0.034 | 0.9 | 0.015 | 0.863 | 0.013 |
44 | CM955Q03 | GPCM | 2.844 | 0.176 | 2.851 | 0.201 | 2.894 | 0.175 | 3.903 | 0.124 | 3.947 | 0.136 | 3.981 | 0.112 |
45 | CM982Q01 | 2PLM | −1.78 | 0.03 | −1.798 | 0.019 | −2.435 | 0.064 | −2.244 | 0.041 | −2.465 | 0.011 | −3.142 | 0.041 |
46 | CM982Q02 | 2PLM | 0.939 | 0.058 | 0.946 | 0.004 | 0.891 | 0.03 | 0.759 | 0.02 | 0.749 | 0.057 | 0.697 | 0.023 |
47 | CM982Q03 | 2PLM | −0.385 | 0.024 | −0.408 | 0.019 | −0.591 | 0.02 | −0.466 | 0.069 | −0.5 | 0.013 | −0.677 | 0.011 |
48 | CM982Q04 | 2PLM | 0.687 | 0.039 | 0.688 | 0.052 | 0.621 | 0.008 | 0.414 | 0.053 | 0.417 | 0.005 | 0.314 | 0.035 |
49 | CM992Q01 | 2PLM | −0.931 | 0.007 | −0.936 | 0.024 | −1.044 | 0.044 | −1.23 | 0.054 | −1.272 | 0.028 | −1.419 | 0.019 |
50 | CM992Q02 | 2PLM | 2.001 | 0.052 | 1.99 | 0.026 | 2.026 | 0.045 | 1.675 | 0.024 | 1.65 | 0.044 | 1.614 | 0.018 |
51 | CM998Q04 | 2PLM | 4.198 | 0.026 | 3.615 | 0.009 | 2.603 | 0.011 | 2.132 | 0.046 | 2.117 | 0.041 | 1.793 | 0.022 |