PROBABILITY TOPICS: HOMEWORK

The median age of the U.S. population in 1980 was 30.0 years. In 1991, the median age was 33.1 years. (Source: Bureau of the Census) What does it mean for the median age to rise? Give two reasons why the median age could rise. For the median age to rise, is the actual number of children less in 1991 than it was in 1980? Why or why not? Exercise 20 ................
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