Method of evaluation fit of raw data to model data
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United States of America Patent
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Oct 21, 2008
Grant Date -
Dec 27, 2007
app pub date -
Aug 18, 2006
filing date -
Apr 29, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Methods and systems for evaluating the fit of raw data to model data are disclosed. Relationships between an assessment item and a tested attribute, responses from examinees to an assessment item, mastery states for an examinee for a tested attribute, one or more parameters based on expected assessment item performance, estimates for non-tested attributes for each examinee, likelihoods that an examinee that has mastered attributes pertaining to an assessment item will answer the item correctly, likelihoods that an examinee that has not mastered an attribute for an assessment item will answer the item correctly, and/or other variables may be received. For each item and/or for each examinee, a determination of a class for the examinee and/or item may be determined. Statistics may also be generated for each examinee, each item, an examination and/or any other basis.
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