naep_available_variables
Discover demographic and survey variables available for NAEP assessment data analysis. Identify variables by subject, cohort, and year to prepare for score queries.
Instructions
List available independent variables for a NAEP subject, cohort, and year. Use this to discover what demographic/survey variables are available before querying scores. Returns variable names (Varname), short labels, and long labels.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| subject | Yes | Subject: 'reading', 'math', 'science', etc. Aliases accepted. | |
| cohort | Yes | Cohort: 1 (grade 4/age 9), 2 (grade 8/age 13), 3 (grade 12/age 17) | |
| years | Yes | Comma-separated years: '2022' or '2019,2022' |