Chapter 11, Exercises 11.7 #56

Use this data for the exercises that follow: In 2013, there were roughly 317 million citizens in the United States, and about 40 million were elderly (aged 65 and over).

If you meet a U.S. citizen, what is the percent chance that the person is elderly? (Round to the nearest tenth of a percent.)

Exercise 11.1:

Exercise 11.2:

Exercise 11.3:

Exercise 11.4:

Exercise 11.6:

Exercises 11.7:

Practice Exercises:

Review Exercises: