Guess the Correlation is a straightforward game where you do just that, and it’s surprisingly fun. You get a scatterplot and you guess the correlation coefficient. That’s it. If you’re off by too much, you lose a life, and if you’re almost spot on, you gain a life. If you’re somewhat right, you get a coin. Bonus points for streaks of correct guesses.
Game: Guess the correlation
Real Chart Rules to Follow
There are rules—usually for specific chart types meant to be read in a specific way—that you shouldn’t break. When they are, everyone loses. This is that small handful.
Years You Have Left to Live, Probably
The individual data points of life are much less predictable than the average. Here’s a simulation that shows you how much time is left on the clock.
Watching the growth of Walmart – now with 100% more Sam’s Club
The ever so popular Walmart growth map gets an update, and yes, it still looks like a wildfire. Sam’s Club follows soon after, although not nearly as vigorously.