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The Effect of Using Different Weights for Multiple-Choice and Free-Response Item Sections (2008 NCME)

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Amy E. Hendrickson
Brian F. Patterson
Gerald Melican

Presented at the Annual National Council on Measurement in Education (NCME) in New York in March 2008. This presentation explores how different item weighting can affect the effective weights, validity coefficents and test reliability of composite scores among test takers.

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