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	Science TODAY: West Nile Killing More People

Activity Overview

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. From the data, percent increases and decreases from year to year will be calculated. In addition, students will calculate the percentage of West Nile cases that resulted in the deaths of the victims from one year to the next.

Before the Activity

Provide one graphing calculator for each student. Each student should have a copy of the corresponding student activity sheet.

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During the Activity

Students will have a better understanding of how to read the graphic and retrieve data if you use the transparency for a class discussion before the students start working. Remind students to read carefully all parts of the graphic before they start collecting data. Students can work individually or in small groups on this activity. Working in groups is especially helpful as they learn the various features of the calculator.

After the Activity

Review student answers

As a class, discuss questions that appeared to be more challenging

Re-teach concepts as necessary

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