Sledding injuries. Every year, about 20,000 children and teenagers visit the emergency room with injuries sustained from snow sledding.5 Use the horizontal bar graph in Figure 16 to answer Exercises 81 and 82.

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Figure 2.16: FIGURE 16 Most common injuries from sledding.

Question 2.81

81. According to this study:

  1. What is the most common category of injury? Estimate the percentage.
  2. Of the specific injuries shown, what is the least common category of injury? What is the percentage?
  3. Is it possible for there to be an injury type that has a lower percentage than traumatic brain injury? Explain.

2.1.81

(a) Fractures; 26% (b) Traumatic brain injury; 9% (c) Yes. It would have to be one of the injuries included in the category “Other injuries.”