Measures political dogmatism and opinionation along left-wing and right-wing dimensions.
40 Questions
~10 min
Likert 7
Scale Development & Technical Details
Scale Overview
The Rokeach Opinionation Scale – Form C was developed by Milton Rokeach (1956). It is designed to measure Political Dogmatism and Opinionation. The scale is intended for use with Adults.
Scale Structure
This instrument consists of 40 items organized into 4 factors/subscales: Opinionated Rejection – Left, Opinionated Acceptance – Left, Opinionated Rejection – Right, Opinionated Acceptance – Right.
Factor / Subscale
Items
N
Opinionated Rejection – Left
1,2,3,4,5,6,7,8,9,10
10
Opinionated Acceptance – Left
11,12,13,14,15,16,17,18,19,20
10
Opinionated Rejection – Right
21,22,23,24,25,26,27,28,29,30
10
Opinionated Acceptance – Right
31,32,33,34,35,36,37,38,39,40
10
Response Format
Respondents rate each item using a 7-point Likert scale (1 = Strongly Disagree to 7 = Strongly Agree).
Scoring
Items are scored by subscale, with each subscale sum representing a distinct dimension.
Psychometric Properties
Internal Consistency: The scale has demonstrated good to excellent internal consistency with reported Cronbach’s alpha values of Not specified in source text.
Administration
The scale is self-administered and typically takes approximately 15 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.