Harmonica Convergence: classic column

In 1987 in Sedona, Arizona, the end of the world occurred in an event called the "Second Harmonic Convergence". It was publicized all over the world. Many enlightened people came.…

You cannot measure a mean

I often say---it is even the main theme of this blog---that people are too certain. This is especially true when people report results from classical statistics, or use classical methods…