The histograms in Fig. 116 and Fig. 117 describe the percentages of adults who exercise for each of the 50 states. Figure 116 uses class widths of 3 percentage points, and Fig. 117 uses class widths of 4 percentage points.
Fig. 116

Fig. 117

a. Describe the shape of the distribution as it appears in Fig. 116.
b. Describe the shape of the distribution as it appears in Fig. 117.
c. It turns out that the center of the exercise distribution for the West is about 6 percentage points greater than the center of the exercise distribution for the rest of the country. Which of the two histograms suggests this? Explain.
d. Tennessee has the lowest percentage of adults who exercise. Estimate that percentage.
e. With which histogram can you determine the number of states where the percentage of adults who exercise is at least 70% AND less than 73%? Find that number of states.

Transcribed Image Text:

Physically Active Adults, by State 20 - 15 riti 49 52 55 58 61 64 67 70 73 76 Percent Physically Active Adults, by State 20 E 15 10 49 53 57 65 69 73 77 Percent