Scale Overview
The Brain Dominance Questionnaire was developed by Unknown (Unknown). It is designed to measure Hemispheric Dominance / Cognitive Style. The scale is intended for use with General adult population.
Scale Structure
This instrument consists of 20 items organized into 2 factors/subscales: Left Brain Dominance, Right Brain Dominance.
| Factor / Subscale |
Items |
N |
| Left Brain Dominance |
1,2,4,5,9,11,15,17,19,20 |
10 |
| Right Brain Dominance |
3,6,7,8,10,12,13,14,16,18 |
10 |
Response Format
Respondents rate each item using a dichotomous Yes/No format.
Scoring
Items are scored by subscale, with each subscale sum representing a distinct dimension.
Total scores range from 0 to 10. Interpretation guidelines:
- Low Dominance (for either subscale): 0 – 4
- Moderate Dominance (for either subscale): 5 – 7
- High Dominance (for either subscale): 8 – 10
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Not psychometrically validated.
Administration
The scale is self-administered and typically takes approximately 5 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.