Quality assurance in data collection

Quality assurance in data collection

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Only two NRCs reported not being able to assemble the booklets according to the instructions provided by the ... 3.4.5 Packing, Shipping and Returning the Testing Materials The Survey Operations Manuals (TIMSS, 1994d, 1994e) providedanbsp;...

Title:Quality assurance in data collection
Author: Third International Mathematics and Science Study
Publisher: - 1996

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