Use set notation to represent contextual situations.*
M3.S.CP.A.1.A
Describe events as subsets of a sample space (the set of outcomes) using characteristics (or categories) of the outcomes, or as unions, intersections, or complements of other events ("or", "and", "not").
M3.S.CP.A.1.B
Flexibly move between visual models (Venn diagrams, frequency tables, etc.) and set notation.
M3.MP1
Make sense of problems and persevere in solving them.
