Define birth rate, death rate, total fertility rate, infant mortality rate, and life expectancy. Determine whether they are high or low in LDCs vs. MDCs.

BIRTH RATE: The number of people being born per year

DEATH RATE: The number of people dying per year

TOTAL FERTILITY RATE: The fertility rate at a given age is the number of children born alive to women of that age during the year as a proportion of the average annual population of women of the same age.

INFANT MORTALITY RATE: The number of infants dying each year

LIFE EXPECTANCY: the average period that a person may expect to live

Explanation:

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