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 in ...

You may be asked to solve problems using Venn diagrams in an exam. It is really important you draw the Venn diagram and add information as you go along. This will help you keep an overview of what is ...

John Venn was an English logician who was famous for inventing the Venn diagram, a graphical illustration which can be used to describe relationships in data. A Venn diagram has overlapping regions ...