Scale Overview
The Ashton Efficacy Vignettes (AEV) was developed by Patricia T. Ashton, Stanley Olejnik, Linda Crocker, & M. McAuliffe (1982). It is designed to measure Teacher Self-Efficacy. The scale is intended for use with Teachers.
Scale Structure
This instrument consists of 15 items organized into 6 factors/subscales: Discipline, Work with Parents, Planning, Motivation, Academic Instruction, Evaluation.
| Factor / Subscale |
Items |
N |
| Discipline |
1,5 |
2 |
| Work with Parents |
2 |
1 |
| Planning |
3,9,14 |
3 |
| Motivation |
4,7,10,11 |
4 |
| Academic Instruction |
6,8,12,13 |
4 |
| Evaluation |
15 |
1 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 1 = Extremely ineffective, 2 = 2, 3 = 3, 4 = Moderately effective, 5 = 5, 6 = 6, 7 = Extremely effective.
Scoring
Item scores are averaged to produce a mean score.
Total scores range from 1 to 7. Interpretation guidelines:
- Low Efficacy: 1 – 3
- Moderate Efficacy: 4 – 5
- High Efficacy: 6 – 7
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Not specified.
Administration
The scale is self-administered and typically takes approximately 10 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.