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An empirical study of item-test regression |
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| Authors: | Frederic M Lord |
| Institution: | (1) Educational Testing Service, USA |
| Abstract: | Certain questions about the shape of item-test regressions are answered on the basis of data obtained from 103,275 examinees. Ten of the regressions obtained are shown in illustrative plots.This work was supported in part by the College Entrance Examination Board. |
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