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. Redraw the ...

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 ...

British mathematician John Venn (pictured above, click to enlarge) was born on August 4, 1834, so last Thursday marked the 188th anniversary of his birth in Hull, England. John Venn is most known for ...

I’m acquainted with a lawyer who is arguably the country’s leading authority on estate planning. Legal theory, scholarship, practice… she’s who the experts call for advice. She’s also extremely fit, ...