From 2017 to 2025, this dataset contains the official answer keys for the Brazilian National High School Exam (ENEM). It provides the correct responses for exam questions across multiple years. The data originates from the official exam administrators.
Use Cases
- Analyze question difficulty trends by comparing correct answers across exam years.
- Validate automated scoring algorithms by checking student responses against the official answer key.
- Study the distribution of correct answers (e.g., A, B, C, D, E) to assess question design patterns.
- Correlate specific answer key patterns with annual changes in the exam's subject matter focus.
Strengths
- Covers 9 consecutive years of exam data from 2017 to 2025.
- Provides authoritative answer keys directly from the official exam.
Limitations
- Unknown total number of questions or rows of data.
- Lacks accompanying student response data or question stems for context.
Provenance
- Source
- Brazilian National Institute for Educational Studies and Research (INEP), the official ENEM administrator.
- Collection Method
- Presumably compiled from official public releases of ENEM answer keys.
- Time Range
- 2017-2025
- Freshness
- null
- Geography
- Brazil