Marketing Research and Insight Glossary

Definitions, common uses and explanations of 1,500+ key market research terms and phrases.

What is Intersection?

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Intersection Definition

Is the event containing all simple events that are in both event A and event B. The concept can be extended to more than two events.

In marketing research, intersection refers to the overlap between two or more segments, datasets or variables – identifying where shared characteristics or behaviors exist. It helps reveal nuanced insights by focusing on areas where multiple criteria are met.

What are key aspects of intersection in marketing research?

  • Highlights overlapping data points or audience segments.
  • Useful in Venn diagrams, cross-tabulations or segmentation matrices.
  • Helps identify high-value or niche groups.
  • Supports multidimensional analysis.
  • Can involve behavioral, demographic or psychographic data.

Why is intersection important in market research?

It enables researchers to understand complex relationships and discover shared attributes among diverse audiences. By focusing on intersections, marketers can create more personalized strategies and identify untapped opportunities.

Who relies on intersection in marketing research?

  • Consumer insights analysts.
  • Data scientists and statisticians.
  • Brand and product managers.
  • Segmentation and targeting teams.
  • Strategic planners and CX professionals.

How do market researchers use intersection?

Researchers analyze intersections to uncover overlapping behaviors (e.g., tech-savvy parents who also value sustainability), develop targeted messaging, optimize media placement and refine customer personas based on shared traits across segments.