| State | Testing program | Reading | Mathematics | |||
|---|---|---|---|---|---|---|
| NAEP schools | Population represented | NAEP schools | Population represented | |||
| Alabama | ACT | 100.0 | 100.0 | 100.0 | 100.0 | |
| Alaska | 100.0 | 100.0 | 100.0 | 100.0 | ||
| Arizona | 100.0 | 100.0 | 100.0 | 100.0 | ||
| Arkansas | PARCC | 100.0 | 100.0 | – | † | |
| California | SBAC | 100.0 | 100.0 | 100 | 100.0 | |
| Colorado | PARCC | 100.0 | 100.0 | – | † | |
| Connecticut | SBAC | 100.0 | 100.0 | 100.0 | 100.0 | |
| Delaware | SBAC | 98.2 | 100.0 | 98.2 | 99.9 | |
| District of Columbia | PARCC | 100.0 | 100.0 | – | † | |
| Florida | 100.0 | 100.0 | – | † | ||
| Georgia | 99.0 | 99.9 | 99.0 | 99.9 | ||
| Hawaii | SBAC | 100.0 | 100.0 | 100.0 | 100.0 | |
| Idaho | SBAC | 99.0 | 99.8 | 99.0 | 99.8 | |
| Illinois | PARCC | 99.4 | 100.0 | 99.4 | 100.0 | |
| Indiana | 100.0 | 100.0 | 100.0 | 100.0 | ||
| Iowa | – | † | – | † | ||
| Kansas | 96.4 | 98.8 | 96.4 | 98.8 | ||
| Kentucky | 99.1 | 99.8 | 99.1 | 99.9 | ||
| Louisiana | PARCC | 100.0 | 100.0 | 100.0 | 100.0 | |
| Maine | SBAC | 98.3 | 99.0 | 98.3 | 99.6 | |
| Maryland | PARCC | 99.2 | 99.6 | 100.0 | 100.0 | |
| Massachusetts | PARCC | – | † | – | † | |
| Michigan | SBAC | 100.0 | 100.0 | 100.0 | 100.0 | |
| Minnesota | 100.0 | 100.0 | 100.0 | 100.0 | ||
| Mississippi | PARCC | 100.0 | 100.0 | 100.0 | 100.0 | |
| Missouri | SBAC | 99.0 | 99.1 | – | † | |
| Montana | SBAC | – | † | – | † | |
| Nebraska | 99.2 | 99.8 | 99.2 | 99.7 | ||
| Nevada | SBAC | – | † | – | † | |
| New Hampshire | SBAC | 100.0 | 100.0 | 100.0 | 100.0 | |
| New Jersey | PARCC | 100.0 | 100.0 | 100.0 | 100.0 | |
| New Mexico | PARCC | 99.1 | 99.6 | 99.1 | 99.6 | |
| New York | 96.8 | 97.7 | – | † | ||
| North Carolina | 100.0 | 100.0 | 100.0 | 100.0 | ||
| North Dakota | SBAC | – | † | – | † | |
| Ohio | PARCC | 99.4 | 99.9 | – | † | |
| Oklahoma | 100.0 | 100.0 | – | † | ||
| Oregon | SBAC | 99.1 | 99.8 | 98.2 | 99.8 | |
| Pennsylvania | 100.0 | 100.0 | 100.0 | 100.0 | ||
| Rhode Island | PARCC | 100.0 | 100.0 | – | † | |
| South Carolina | ACT | 100.0 | 100.0 | 100.0 | 100.0 | |
| South Dakota | SBAC | 99.3 | 99.5 | 99.3 | 99.6 | |
| Tennessee | 100.0 | 100.0 | – | † | ||
| Texas | – | † | – | † | ||
| Utah | – | † | – | † | ||
| Vermont | SBAC | 100.0 | 100.0 | 99.2 | 98.8 | |
| Virginia | 100.0 | 100.0 | – | † | ||
| Washington | SBAC | 100.0 | 100.0 | 100.0 | 100.0 | |
| West Virginia | SBAC | 100.0 | 100.0 | 100.0 | 100.0 | |
| Wisconsin | SBAC | 99.1 | 99.2 | 99.1 | 99.1 | |
| Wyoming | 94.3 | 99.7 | 93.2 | 99.6 | ||
| ACT | 100.0 | 100.0 | 100.0 | 100.0 | ||
| PARCC | 99.7 | 99.9 | 99.7 | 100.0 | ||
| SBAC | 99.5 | 99.9 | 99.4 | 99.9 | ||
| – Not available. Massachusetts, Montana, Nevada, and North Dakota were not included in the study due to data not being available. States that did not have a general end-of-grade reading/English language arts or general mathematics assessment in grade 8 that all students were required to take were not included in the analysis. | ||||||
| † Not applicable. | ||||||
| SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2015 Reading and Mathematics Assessments. | ||||||