Venn diagrams, named after John Venn in the 19th century, provide a convenient way to represent a sample space. Click here to remind yourself of what a sample space is.

A Venn diagram is a rectangle representing the whole space and circles inside representing various subspaces.

Venn diagrams

For example, A could represent the event that a person had blue eyes. Event B could be that person have brown hair.


Complement

Venn2

Union

Venn3


Intersection

Venn4

Combinations

Venn5


To be completed …