Evaluation as a Discipline
Evaluation beyond one headline metric
Reader access
Open this chapter lab
Scanned the book QR? Enter your email — Adaptly detects ?from=book and opens reader access. Direct visitors can use the demo path.
Chapter assignment
Build an evaluation scaffold with global metrics, segment metrics, and failure examples. Find where the model performs acceptably overall but poorly for a specific slice.
What to do now
- Choose primary and guardrail metrics.
- Audit at least three segments.
- Write one launch/no-launch criterion.
Submit your answer
Write a short answer or working notes for this chapter. Adaptly saves it for manual review in the private CRM.