Statistics is a branch of math that involves the collection, description, analysis, and inference of conclusions from ...

The World Marriage Data 2019 provides a comparable and up-to-date set of data on the marital status of the population by age and sex for 232 countries or areas of the world. The database contains ...

International migration is currently expected to add one person to the U.S. population every 23.2 seconds, according to Census Bureau data. However, the combined effects of policy and demographic ...