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A study of the use of collateral statistical information in attempting to reduce TOEFL IRT item parameter estimation sample sizes
2001, Educational Testing Service
in English
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Book Details
Edition Notes
"June 2001"--Cover.
"RR-01-11."
Includes bibliographical references (p. 13).
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- Created December 8, 2020
- 1 revision
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December 8, 2020 | Created by MARC Bot | Imported from Library of Congress MARC record |