Example 1: The population from which samples are selected is {1,2,3,4,5,6}. This population has a mean of 3.5 and a standard deviation of 1.70783. The next display shows a histogram of the population.

Andrew Taylor does not work for, consult, own shares in or receive funding from any company or organisation that would benefit from this article, and has disclosed no relevant affiliations beyond ...

LAST YEAR, China’s population began to decline for the first time since 1962 and its reign as the most populous country in the world is over. The Economist’s Beijing bureau chief, David Rennie, and ...