Birthday Frequency Visualization
This “heat map” shows which days are the most common birthdays in the U.S.
Lost of interesting questions arise from this representation of data. We can immediately see that July, August, and September seem to form a disproportionate band of birthdays. And take a look at July 4th: what’s the explanation for that?
In addition, you could also use this chart to create some new twists on the classic birthday paradox!