# Practice Hints — The Defensible Decision > Diagnostic hints for every Practice-on-your-own problem in The Defensible Decision Practice Workbook, organized by chapter. Canonical URL: https://www.thedefensibledecision.com/practice/ Each chapter in the Practice Workbook leaves two problems open for you to solve before checking your reasoning. Use the links below only after attempting the problems. Each page restates the prompt, offers a short diagnostic hint, and links back to the chapter companion. Complete answers remain in Appendix G of the Practice Workbook. The chapter companion pages carry further reading, self-check quizzes, and hands-on activities. ### Chapter hints #### Chapter 1 — Why Principles First Plausible-looking failures and the highest-leverage review question. [Open Chapter 1 hints →](/ch/01/practice/) #### Chapter 2 — Context Two-audience BRDs and the marketing-attribution brief. [Open Chapter 2 hints →](/ch/02/practice/) #### Chapter 3 — Story Big Ideas for support tooling and renewal-rate tension. [Open Chapter 3 hints →](/ch/03/practice/) #### Chapter 4 — Chart Selection Family-before-type choices for churn and promotion lift. [Open Chapter 4 hints →](/ch/04/practice/) #### Chapter 5 — Focus Removing dashboard clutter and directing color once. [Open Chapter 5 hints →](/ch/05/practice/) #### Chapter 6 — Accessibility Redundant status encoding and diverging palettes. [Open Chapter 6 hints →](/ch/06/practice/) #### Chapter 7 — Author to Director Blind-spot prediction and role-shift self-audit. [Open Chapter 7 hints →](/ch/07/practice/) #### Chapter 8 — CSAR Pricing-change direction and failure-triage retrospectives. [Open Chapter 8 hints →](/ch/08/practice/) #### Chapter 9 — Report Generation Reconciliation gaps and upstream Crystallize resets. [Open Chapter 9 hints →](/ch/09/practice/) #### Chapter 10 — AI Visuals Smart Narrative risk and reproducible Decomposition Trees. [Open Chapter 10 hints →](/ch/10/practice/) #### Chapter 11 — Prep for AI Confirmation turns and questions the model cannot answer. [Open Chapter 11 hints →](/ch/11/practice/) #### Chapter 12 — Dashboard Design Operational exceptions and blurred-thumbnail recovery. [Open Chapter 12 hints →](/ch/12/practice/) #### Chapter 13 — When AI Misleads Reviewer disagreement and the discard decision. [Open Chapter 13 hints →](/ch/13/practice/) #### Chapter 14 — Responsible AI Disclosure objections and verification-tier escalation. [Open Chapter 14 hints →](/ch/14/practice/) ### Appendix F practice The [Statistics Claim Check](/statistics/#practice) carries the six boundary checks, the synthetic Excel workbook, and a worked claim-check activity.