The figure below illustrates the age structure of humans in…
The figure below illustrates the age structure of humans in two different countries, labeled X and Y. Age classes are in 10-year intervals (e.g., 09 = 0-9 years, 1019 = 10-19 years, etc.). Both countries currently have approximately the same total population size. In comparing the populations of countries X and Y, a demographer would predict that the