Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New ...

Save guides, add subjects and pick up where you left off with your BBC account. A Venn diagram can show data sets such as preferences in market research. When sets intersect (overlap), the ...

It was introduced in the late 1800s by English logician, John Venn, although it is believed that the method originated earlier. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction ...