Church of the 95% Confidence Interval

As of May 2016, there were 64,432 licensed firearms dealers and pawnbrokers, which got me wondering how that compares to other businesses.

A few months back, the Caltrans Performance Measurement System (PeMS) …

Are more Americans heavier than you or are they lighter? The following chart compares your weight against other adults.

When you have a big family, it’s a challenge to figure out how everyone is related. So here are some charts to help you figure it out.