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Grade | Statistic | Multiple-choice items | Dichotomous constructed-response items | Polytomous constructed-response items |
---|---|---|---|---|
8 | Number of items | 48 | 12 | 49 |
Average percent missing1 | 4.34 | 15.08 | 13.12 | |
Minimum | 0.27 | 1.60 | 1.67 | |
Maximum | 15.52 | 47.33 | 64.07 | |
Average percent off-task2 | † | 2.03 | 0.75 | |
Minimum | † | 0.43 | 0.04 | |
Maximum | † | 8.32 | 2.44 | |
Average weighted percent correct | 55.55 | 38.89 | 33.19 | |
† Not applicable. 1 Missing responses include the categories "omitted" and "not-reached." 2 An "off-task" response (constructed-response items only) is a response that is unrelated to the question. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2016 Music Assessment. |