# Analysis of Process Data of PISA 2012 Computer-Based Problem Solving: Application of the Modified Multilevel Mixture IRT Model

> Research article (Frontiers in Psychology, 2018) · cited 55× · AI/ML

**Wikidata**: [openalex:W2887513454](https://www.wikidata.org/wiki/openalex:W2887513454)  
**Source**: https://4ort.xyz/entity/analysis-of-process-data-of-pisa-2012-computer-based-problem-solving-application-of-the-modified-multilevel-mixture-irt-