“Type I” and “Type II” errors, names first given by Jerzy Neyman and Egon Pearson to describe rejecting a null hypothesis when it’s true and accepting one when it’s not, are too vague for stat newcomers (and in general). This is better. [via]
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Here’s a chart to show you how long you have until you start to feel your age.
There are many exercise apps that allow you to keep track of your running, riding, and other activities. Record speed, …
There are many ways to die. Cancer. Infection. Mental. External. This is how different groups of people died over the past 10 years, visualized by age.
We know when people usually get married. We know who never marries. Finally, it’s time to look at the other side: divorce and remarriage.