Question: Every year, the U.S. Coast Guard collects data and compiles statistics on reported recreational boating accidents. These statistics are derived from accident reports that are

Every year, the U.S. Coast Guard collects data and compiles statistics on reported recreational boating accidents. These statistics are derived from accident reports that are filed by the owners/operators of recreational vessels involved in accidents. In 2009, 4730 recreational boating accident reports were filed. Figure provides a bar chart summarizing the number of accident reports that were filed each month (U.S. Coast Guard€™s Boating Safety Division website, August 2010).

a. Are the data categorical or quantitative?
b. Are the data time series or cross-sectional?
c. In what month were the most accident reports filed? Approximately how many?
d. There were 61 accident reports filed in January and 76 accident reports filed in December. What percentage of the total number of accident reports for the year was filed in these two months? Does this seem reasonable?
e. Comment on the overall shape of the bargraph.

1200 110 1000 900 800 700 600 400 - 200 100 - Month

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