concepts:
- id: descriptive-statistics
  title: Descriptive Statistics
  description: 'Objective: Explain mean, median, and variance.

    Exercise: Summarize a small dataset.

    Descriptive Statistics introduces center and spread.'
  prerequisites: []
  mastery_signals:
  - Summarize a small dataset.
  mastery_profile: {}
- id: probability-basics
  title: Probability Basics
  description: 'Objective: Explain conditional probability.

    Exercise: Compute a simple conditional probability.

    Probability Basics introduces events and likelihood.'
  prerequisites:
  - descriptive-statistics
  mastery_signals:
  - Compute a simple conditional probability.
  mastery_profile: {}
- id: prior-and-posterior
  title: Prior And Posterior
  description: 'Prior and Posterior are central concepts. Prior reflects assumptions
    before evidence. Exercise: Compare prior and posterior beliefs.'
  prerequisites:
  - probability-basics
  mastery_signals:
  - Compare prior and posterior beliefs.
  mastery_profile: {}
- id: model-checking
  title: Model Checking
  description: 'A weakness is hidden assumptions. A limitation is poor fit. Uncertainty
    remains. Exercise: Critique a simple inference model.'
  prerequisites:
  - prior-and-posterior
  mastery_signals:
  - Critique a simple inference model.
  mastery_profile: {}