# Tag: Statistics

## A Simple Proof for the Chebyshev Inequality: Clearly Explained!

In the Appendix A of this book: Statistics: Principles and Methods written by Giuseppe Cicchitelli, Pierpaolo D’Urso and Marco Minozzo published by Pearson in 2021, I found the…

## Skewness in Wolfram Alpha: Clearly Explained!

The positional average known as the skewness allows you to assess the symmetry of a distribution. When the skewness is to zero, then the distribution is symmetric. You…

## L’inférence statistique : clairement expliquée

Dans cette vidéo à but pédagogique, je tente d’expliquer de manière intuitive le concept d’inférence statistique. Il s’agit d’un concept très intuitif que l’on peut appréhender sans formule…

## Unbiased estimator for population variance: clearly explained!

Estimator: A statistic used to approximate a population parameter. Sometimes called a point estimator. Estimate: The observed value of the estimator. Unbiased estimator: An estimator whose expected value…