("John Graunt") returned 1 hits

Sort results by: date | relevance
1
Author: John Graunt (1620-1674)
Founding of demographic statistics: Development of the idea that vital statistics (records of christenings and burials in London) could be used to construct life tables. The average life expectancy in London was 27 years, with 65\% dying by age 16
Category: Statistics & Graphics