Assessment | Number of distinct items | Number of items below 60% | Number of items with an agreement range of 60%-69% | Number of items with an agreement range of 70%-79% | Number of items with an agreement range of 80%-89% | Number of items at or above 90% |
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NOTE: There were no items with an agreement range below 70 percent. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2010 U.S. History Assessment. |
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2010 U.S. History | 167 | 0 | 0 | 18 | 69 | 80 |