What relationship does a Venn Diagram visually represent?

A Venn Diagram visually represents the relationships between different sets, particularly focusing on events and their intersections. It typically consists of overlapping circles where each circle represents a set, and the overlapping areas indicate the intersection of those sets—showing the elements that are common to both. This is particularly useful in probability and statistics for illustrating concepts such as the union of sets, the intersection of events, and complementary events.

In this context, Venn diagrams help clarify how different events relate to one another, making it easier to understand probability scenarios involving multiple events. For instance, if you're looking at two events—say, rolling an even number on a die and the event of rolling a number greater than three—the overlap in the diagram shows the outcomes that satisfy both events (in this case, the numbers four and six).

The other options do not align with the primary purpose of a Venn Diagram. For example, mean and median relate to measures of central tendency rather than set relationships, while population parameters and sampling distributions are specific statistical concepts that don't use Venn Diagrams to represent their relationships. Thus, the correct answer emphasizes the focus on events and their intersections, which is the foundation of how Venn Diagrams are used in statistics.