Oct 30, 2025Need a regulator-ready way to explain training–validation–test splits without jargon? In this lesson, you’ll confidently describe the three-way split in plain English, tie it to FDA/EMA and EU AI Act expectations, and show the exact evidence regulators ask for. You’ll get clear explanations, a simple metaphor and visual, real-world risk controls, reusable templates, and quick exercises to lock in the language. Finish with a concise, defensible script your team can reuse in briefings, filings, and audits.