Demographers studying the current population of a particular country produce the age-structure diagram shown in the figure below:
Which of the following conclusions is not supported by this diagram?
The birth rate has increased during the past 10 years.
Approximately the same number of boys as girls were born in the past 20 years.
The country has experienced two population "booms' approximately 25 years apart.
There are nearly twice as many 70-year-old men in the country as there are 70-year-old women.
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Demographers studying the current population of a particular country produce the age-structure diagr...
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