Exploratory Factor Analysis (EFA) is a pivotal statistical approach that enables researchers to uncover latent structures in complex datasets, a process that is increasingly integral to higher ...

An aggregation strategy is proposed to potentially address practical limitation related to computing resources for two-level multidimensional item response theory (MIRT) models with large data sets.

Development and validation of the 14-item Teacher-Student Relationship Inventory (TSRI) is described. The TSRI is a self-report measure assessing teacher perceptions of the quality of their ...