# The when and what of measuring ECE quality: Analysis of variation in the Classroom Assessment Scoring System (CLASS) across the ECE day

> Research article (Early Childhood Research Quarterly, 2020) · cited 53× · AI/ML

**Wikidata**: [openalex:W3032930293](https://www.wikidata.org/wiki/openalex:W3032930293)  
**Source**: https://4ort.xyz/entity/the-when-and-what-of-measuring-ece-quality-analysis-of-variation-in-the-classroom-assessment-scoring-system-class-across