Quality assurance in data collection
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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