ie the intersection of all three sets. To describe the section of the Venn diagram that Freya is in we would write F ∩ N - F ∩ H ∩ N, ie the intersection of football and netball minus the ...

A Venn diagram can show data sets such as preferences in market research. When sets intersect (overlap), the elements in the intersection are members of both sets. When the sets have no elements ...