| Averages, Simulation, and Confidence Language | concept | 4 | Open |
| Bayes, Total Probability, and Base-Rate Reasoning | concept | 2 | Open |
| Book Exercise Lanes | exercise | 3 | Open |
| Complements, Unions, and Overlap Control | concept | 3 | Open |
| Conditional Probability Restricts the World | concept | 2 | Open |
| Continuous Random Variables Use Densities, Not Point Masses | concept | 2 | Open |
| Core Discrete Distribution Families | concept | 3 | Open |
| Counting Models, Equally Likely Outcomes, and Event Algebra | concept | 2 | Open |
| Expectation Is the Center of a Random Process | concept | 4 | Open |
| Independence Is Information Neutrality, Not Disjointness | concept | 2 | Open |
| Learning Resources | resource | 11 | Open |
| Linearity and Indicator Variables Are the Main Workhorses | concept | 2 | Open |
| Normal, Exponential, and the Return of Standardization | concept | 2 | Open |
| PMFs, CDFs, and Functions of Random Variables | concept | 4 | Open |
| Probability Starts with a Well-Defined Model | concept | 2 | Open |
| Random Variables Turn Outcomes into Quantities | concept | 3 | Open |
| Reference and Selective Reading | reference | 13 | Open |
| Variance, Joint Structure, and Covariance | concept | 4 | Open |