RSV is a virus that affects the lungs and breathing passages. Figures 2.47a, 2.47b, and 2.47c present three different visual representations of the ages of a group of people who were hospitalized for RSV.

a. Identify the kind of visual representations shown in Figures 2.47a, 2.47b, and 2.47c.

b. What can you say about the likelihood of being hospitalized for RSV at various ages in this group?

c. Can you identify the number of eighty-year-olds who were hospitalized in this group from Figure 2.47a? Figure 2.47b? Figure 2.47c?