Mathematics: Analysis and Approaches · Topic 4: Statistics and probability
SL4.5 — Introduction to probability
Mathematics: Analysis and Approaches · SL / HL · syllabus-mapped notes
Probability concepts and terminology
Trials, outcomes, equally likely outcomes, relative frequency, sample space and events.
Theoretical probability and the complement
The formula P(A) = n(A)/n(U) and complementary events A and A'.
Expected number of occurrences
Predicting how often an event happens over many trials.