Huolala Tech

Jan 5, 2024 · Fundamentals

Unlocking Causal Inference: Practical AB Testing and Observational Study Techniques

This article explains how the Huolala data‑science team tackles AB‑testing challenges, pre‑experiment differences, observational (non‑AB) studies, and advanced causal‑inference methods such as CACE, heterogeneous treatment effects, mediation modeling, regression discontinuity, and instrumental variables to derive reliable business insights.