Our opening quote contended that Venn diagrams are overrated. Even those who agree must admit that they have a curious allure ...

These numbers are in set B but not in set A. Complete the Venn diagram by writing the remaining numbers 8, 9, and 10 in the region that is outside the circles and inside the rectangle. These are ...

Venn diagrams are used to sort sets of data. The probability of an event not happening uses the complement of the region on the Venn diagram. Count the number of elements in each region.