Religious Involvement Inventory – RII
Measures multidimensional aspects of religious involvement across seven distinct factors including personal faith, orthodoxy, and church involvement.
Scale Development & Technical Details
Scale Overview
The Religious Involvement Inventory – RII was developed by Donald M. Hilty, Rick L. Morgan (1985). It is designed to measure Religiosity. The scale is intended for use with Adults.
Scale Structure
This instrument consists of 82 items organized into 7 factors/subscales: Personal Faith, Intolerance of Ambiguity: Revised, Orthodoxy, Social Conscience, Knowledge of Religious History, Life Purpose, Church Involvement.
| Factor / Subscale | Items | N |
|---|---|---|
| Personal Faith | 1,2,3,4,5,6,7,8,9,10,11,12,13,14 | 14 |
| Intolerance of Ambiguity: Revised | 15,16,17,18,19,20,21,22,23,24,25 | 11 |
| Orthodoxy | 26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45 | 20 |
| Social Conscience | 46,47,48,49,50,51 | 6 |
| Knowledge of Religious History | 52,53,54,55,56,57,58,59 | 8 |
| Life Purpose | 60,61,62,63,64,65,66,67,68 | 9 |
| Church Involvement | 69,70,71,72,73,74,75,76,77,78,79,80,81,82 | 14 |
Response Format
Respondents rate each item using a custom response format.
Response anchors: 1 = Strongly Agree / Regularly, 2 = Agree / Fairly Frequently, 3 = Disagree / Occasionally, 4 = Strongly Disagree / Seldom or Never.
The scale includes 5 reverse-scored items to reduce acquiescence bias.
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 Personal Faith (.87), Intolerance of Ambiguity: Revised (.83), Orthodoxy (.85), Social Conscience (.79), Knowledge of Religious History (.80), Life Purpose (.84), and Church Involvement (.81).
Administration
The scale is self-administered and typically takes approximately 25 minutes to complete. It can be administered individually or in group settings. No special training is required for administration.