Problem solving: translate probability notation first
Student Activity 𝅛 Conditional to Intersection 𝅛 Addition Rule 𝅛 Translation Toolkit 𝅛 Follow-up ⭕ Learning Focus SL and HL students: translating probability notation into equations • distinguishing conditional probability, intersection and union • rearranging the conditional-probability formula • linking formulas in a deliberate order • checking that a probability lies between zero and one • communicating the event...