Education Technology

Science: Science TODAY™ - The USA's Expanding Weight Problem
by USA TODAY Education

Published on March 11, 2005

Overview

This activity reveals the incidence of obesity in the United States. Students will analyze "The USA's expanding weight problem" and other data to construct a graph, analyze the trends in the data, and make predictions about the future.

Key Steps

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    Data from 1997 to 2003 on the percentage of obese U.S. adults over 20 is analyzed.









    Note: TODAY is a trademark of USA TODAY, a division of Gannett Co., Inc.

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    Students graph the data and fit a linear regression to the data to be able to predict a future value.









    Note: TODAY is a trademark of USA TODAY, a division of Gannett Co., Inc.