recall the concepts and language of outcomes, sample spaces and events as sets of outcomes
1.3.1.2
use set language and notation for events, including 𝐴̅or 𝐴′ for the complement of an event, A, A ∩ B for the intersection of events A and B, and A ∪ B for the union, and recognise mutually exclusive events
1.3.1.3
use everyday occurrences to illustrate set descriptions and representations of events, and set operations, including the use of Venn diagrams
