Olivier Chabot

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The table shows that unless the standard is set either very low or very high, a substantial number of students would be reclassified if retested. If the standard is set near the middle, so that anywhere from 30 to 70 percent of students pass, 12 to 14 percent of students would be classified differently if tested a second time.
Olivier Chabot
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Measuring Up: What Educational Testing Really Tells Us
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