Probability
Basic concepts: theoretical probability, experimental probability, the multiplication rule (P(A AND B), the addition rule P(A OR B)
Key ideas by Liz Sneddon:
Expected values and conditional probability
Examples of problems based on these key ideas
Probability from two way tables
Basics. Tutorial
Conditional probability. Tutorial
Exam style qs
Graphs
Graphs and data tutorial 1 Graphs tutorial 2