Listed below are the numbers of manatee deaths caused each year by collisions with watercraft. Manatees, also called “sea cows,” are large mammals that live underwater, often in or near waterways. The data are listed in order for each year of the past decade. The data are from the Florida Fish and Wildlife Conservation Commission. What important feature of the data is not revealed through the different measures of variation?
78 81 95 73 69 79 92 73 90 97