| Scale | Percentile | Number sense, properties, and operations | Measurement | Geometry and spatial sense | Data analysis, statistics, and probability | Algebra and functions |
|---|---|---|---|---|---|---|
| § These cells do not display data because this is a correlation matrix. Information is shown for the lower triangle only to eliminate redundant information. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2011 Mathematics Assessment. |
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| Number sense, properties, and operations | 10th percentile | § | § | § | § | § |
| 50th percentile | § | § | § | § | § | |
| 90th percentile | § | § | § | § | § | |
| Measurement | 10th percentile | .86 | § | § | § | § |
| 50th percentile | .89 | § | § | § | § | |
| 90th percentile | .90 | § | § | § | § | |
| Geometry | 10th percentile | .78 | .76 | § | § | § |
| 50th percentile | .81 | .80 | § | § | § | |
| 90th percentile | .84 | .83 | § | § | § | |
| Data analysis, statistics, and probability | 10th percentile | .83 | .79 | .72 | § | § |
| 50th percentile | .86 | .83 | .77 | § | § | |
| 90th percentile | .88 | .86 | .80 | § | § | |
| Algebra | 10th percentile | .85 | .80 | .73 | .78 | § |
| 50th percentile | .88 | .84 | .78 | .82 | § | |
| 90th percentile | .89 | .86 | .81 | .84 | § | |