# Codebook


One entry per delivered variable in the clean data file, in column order.

| Variable | Original name | Label | Measurement level | Values / coding | Scale membership | Multi-response set | Missing % |
|---|---|---|---|---|---|---|---|
| d1 | d1 | Year of undergraduate study | Nominal | — | — | — | 0.0% |
| q1_1 | q1_1 | I can understand new course material even when it is complex. | Ordinal | — | academic_self_efficacy | — | 0.0% |
| q1_2 | q1_2 | I know how to approach an unfamiliar academic assignment. | Ordinal | — | academic_self_efficacy | — | 0.0% |
| q1_3 | q1_3 | I can find a way to resolve a difficulty in my studies. | Ordinal | — | academic_self_efficacy | — | 0.0% |
| q1_4 | q1_4 | I believe I can meet the requirements of my courses. | Ordinal | — | academic_self_efficacy | — | 0.0% |
| q1_5 | q1_5 | I can use feedback to improve my academic work. | Ordinal | — | academic_self_efficacy | — | 0.0% |
| q2_1 | q2_1 | I continue working on an assignment when it takes longer than I expected. | Ordinal | — | learning_persistence | — | 0.0% |
| q2_2 | q2_2 | After an unsuccessful attempt, I return to try again. | Ordinal | — | learning_persistence | — | 0.0% |
| q2_3 | q2_3 | I set aside regular time to make progress on my coursework. | Ordinal | — | learning_persistence | — | 0.0% |
| q2_4 | q2_4 | I complete study tasks even when my motivation is low. | Ordinal | — | learning_persistence | — | 0.0% |
| q2_5 | q2_5 | When course material is unclear, I keep looking for an explanation. | Ordinal | — | learning_persistence | — | 0.0% |
| academic_self_efficacy | — | Academic self efficacy | Interval | — | — | — | — |
| learning_persistence | — | Learning persistence | Interval | — | — | — | — |