Photo by Markus Winkler on Unsplash

Why do we pretend we are 100% certain of everything?

A statistical view of human overconfidence.

Start reading any book on statistics or scientific methods and you’ll quickly see references to concepts such as a mean (average value of somethings), variance (a measure of the range of variation within a value), and 95% confidence intervals (the range in which there is a 95% chance a value will be within).