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Table 22. General education academic course grades of students with mental retardation, overall and by parent-reported levels of cognitive functioning
| Overall | High | Moderate | Low | ||
|---|---|---|---|---|---|
| Percentage whose grades were mostly: | |||||
| As and Bs | 12 | 7 | 20 | ‡ | |
| Bs and Cs | 18 | 20 | 17 | ‡ | |
| Cs and Ds | 45 | 44 | 44 | ‡ | |
| Ds and Fs | 25 | 30 | 19 | ‡ | |
| ‡ Responses for items with fewer than 30 respondents are not reported. NOTE: Percentages are population estimates based on weighted samples that range from approximately 40 to 120 across variables. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Special Education Research, National Longitudinal Transition Study-2 (NLTS2), Wave 1 student's school program survey, 2002. | |||||