The following data summarizes shark attacks on a beach in northern Puerto Rico since the beginning of the 20th century. In turn, data on fatalities in shark attacks are obtained. A company that develops hospitals and medical plans needs your technical knowledge in biostatistics. The company needs you to interpret the data and document your findings in written form, after having created the attack graphs of sharks and from tired fatalities avoids that, from sharks. Its interpretation will serve to expand the area of health services in a hospital. The hospital is located in a coastal area near a beach public.

Years Attacks %Fatalities 1900 30 67 1910 25 60 1920 35 55 1930 75 50 1940 100 40 1950 150 50 1960 245 22 1970 150 20 1980 215 10 1990 480 10

Create a time series plot for both the number of attacks and the percentage of fatalities. Analyze the Graphs and determine what the data reflects.