Pedestrian Fatalities. The Department of Transportation releases statistics on the number of pedestrians killed by vehicles in the United States. The following table contains the pedestrian fatality rate (number of fatalities per 100,000 population) for 2013 for six states. Use this information for Exercises 113–120.

State Pedestrian fatality rate
Nebraska 0.38
Ohio 0.90
Tennessee 1.25
Texas 1.64
California 1.66
Florida 2.57
Table 3.94: Source: U.S. Department of Transportation: www-fars.nhtsa.dot.gov/Main/index.aspx.

Question 3.371

pedestrians

116. If the pedestrian fatality rate for Nebraska and Florida do not represent outliers, explain why we need not check whether the pedestrian fatality rates for the other states are outliers.