Chapter 14: Noncommunicable Diseases | Math Practice

The following graph demonstrates the rates of stomach cancer per 100,000 people in the United States over a span of 35 years. Analyze the graph and answer the following questions to interpret the data presented.

21. What has been the overall trend in the rates of stomach cancer?
      A. The number of incidences has decreased. B. The number of incidences has increased. C. The number of incidences has been inconsistent; there is no trend. D. The number of incidences has decreased, increased significantly, and decreased again.
22. In what year did the rate of stomach cancer incidences peak?
      A. 2010 B. 1993 C. 1981 D. 1976
23. What was the approximate rate of stomach cancer incidents per 100,000 during the year that data was last collected?
      A. 15 B. 10 C. 7 D. 3
24. What is the approximate difference in incident rates per 100,000 from the time data was first collected in this study to the time data was last collected?
      A. 15 B. 10 C. 7 D. 5