{ "id": "stats-pack", "title": "Introductory Statistics", "subtitle": "Descriptive statistics, sampling, and inference.", "level": "novice-friendly", "concepts": [ { "id": "descriptive", "title": "Descriptive Statistics", "prerequisites": [], "masteryDimension": "mastery", "exerciseReward": "Descriptive tools unlocked" }, { "id": "sampling", "title": "Sampling", "prerequisites": [ "descriptive" ], "masteryDimension": "mastery", "exerciseReward": "Sampling pathway opened" }, { "id": "inference", "title": "Inference", "prerequisites": [ "sampling" ], "masteryDimension": "mastery", "exerciseReward": "Inference challenge unlocked" } ], "onboarding": { "headline": "Build your first useful data skill", "body": "You will learn one concept that immediately helps you summarize real data.", "checklist": [ "See one worked example", "Compute one short example yourself", "Explain what the result means" ] }, "compliance": { "sources": 1, "attributionRequired": true, "shareAlikeRequired": false, "noncommercialOnly": false, "flags": [] } }