Unformatted text preview: Fertility and fecundity A population's size is first affected by fertility , which refers to the number of children that an average woman bears during her reproductive years—from puberty to menopause. People sometimes confuse the term fertility with fecundity , which refers to the number of children an average woman is capable of bearing. Such factors as health, finances, and personal decision sharply affect fecundity. To determine a country's fertility rate, demographers use governmental records to figure the crude birth rate (the number of live births for every thousand people in a population). They calculate this rate by dividing the number of live births in a year by the total population, and then multiplying the result by 1,000. As one might expect, the governmental records used in this type of research may not be completely accurate, especially in third-world countries where such records may not even exist. be completely accurate, especially in third-world countries where such records may not even exist....
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- Fall '09
- infant mortality rate, crude death rate, fertility rate, Average fertility rate