If Global Fertility Rates Remain at 2008 Levels, the United

question 58

Multiple Choice

If global fertility rates remain at 2008 levels, the United Nations predicts that world population will surpass ________________ billion in 2050.

• A) 10
• B) 9
• C) 4
• D) 7
• E) 5

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Definitions:

Average Age

The arithmetic mean of the ages of a group of individuals or items, calculated by adding all ages together and dividing by the number of individuals or items.

Sample Statistic

A sample statistic is a numerical measure that describes a characteristic of a sample, such as the mean or standard deviation, derived from data collected from a subset of a population.

Sample

A subset of individuals, items, or data taken from a larger population for the purpose of analysis.

Average Age

The mean age of a group of individuals, calculated by adding their ages together and dividing by the number of individuals.