Gulf Oil Spill Cleanup On April 20,2010, the United States experienced a

Chapter 1, Problem 50

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Gulf Oil Spill Cleanup On April 20,2010, the United States experienced a majorenvironmental disaster when a Deepwater Horizondrilling rig exploded in the Gulf of Mexico. Thenumber of personnel and equipment used in the Gulfoil spill cleanup, beginning May 2, 2010 (Day 13)through June 9, 2010 (Day 51) is given in thefollowing table.13Day 13 Day 26 Day 39 Day 51Number of personnel (1000s) 3.0 17.5 20.0 24.0Federal Gulf fishing areas closed 3% 8% 25% 32%Booms laid (miles) 46 315 644 909Dispersants used (1000 gallons) 156 500 870 1143Vessels deployed (100s) 1.0 6.0 14.0 35.0a. What graphical methods could you use to displaythese data?b. Before you draw your graphs, what trends do yousee in each of the variables displayed?c. Use a line chart to display the number of personneldeployed over this 51-day period.d. Use a bar graph to display the percentage of federalGulf fishing areas closed.e. Use a line chart to display the amounts ofdispersants used. Is there any underlying straightline relationship over time?

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