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After studying the USA TODAY Snapshot® "West Nile Killing More People," students will compare the number of West Nile cases in the United States over the past three years.
Students calculate percents and percent increase from data about the number of cases and the number of deaths due to West Nile virus from 2002 to 2004.
Note: TODAY is a trademark of USA TODAY, a division of Gannett Co., Inc.
Formulas in the lists can be used to calculate percentages in the data.
The home screen is used to calculate percent increase and decrease in the cases of West Nile virus.
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