# Why Do Regular and Reversed Items Load on Separate Factors? Response Difficulty vs. Item Extremity

> Research article (Educational and Psychological Measurement, 2023) · cited 29× · AI/ML

**Wikidata**: [openalex:W4313522030](https://www.wikidata.org/wiki/openalex:W4313522030)  
**Source**: https://4ort.xyz/entity/why-do-regular-and-reversed-items-load-on-separate-factors-response-difficulty-vs-item-extremity