STATISTICIDE.COM

"Statistics are like bikinis. What they conceal is more important than what they reveal."

CALCULATOR : BIRTHDAY GUESTS

Many happy returns of the day! But be careful not to invite too many people to your birthday party. Someone else might become the centre of attention...





HAPPY BIRTHDAY TO YOU

And to someone else?

Number of people at a birthday party:
Probability of 2 people at that party 
being born on the same day:
Copyright © 2017 Statisticide.com
"A diplomat is a man who always remembers a woman's birthday but never remembers her age."
Robert Frost

English | Español | Nederlands


QUOTE, UNQUOTE

"It is now proved beyond doubt that smoking is one of the leading causes of statistics."

Fletcher Knebel, author.


AND THAT'S A FACT

Pencil sharpener.
52% of American girls in grades 1 through 8 feel unsafe in school. Percentage of boys who feel unsafe in school: 77.