SCORE_THETA

Business Definition

IRT ability estimate (theta) updated after this item response, representing the student's proficiency on the latent trait scale. Sourced from the GradeEvent's theta field. This value evolves throughout the CAT session as more items are administered. Null for non-adaptive assessments or when theta is not computed.

Data Type

FLOAT

Nullable

Yes

Last Updated

2026-01-20T04:47:38 by ASSESSMENT_ITEM_FACT_ANALYSIS