Home Getting Started Answer Try These Think About This... Did You Know? Resources
Circle
Figure This!
Does drinking soda affect your health?
For this study, researchers questioned ninth- and tenth-grade girls at a Boston-area high school. Do the data support the headline?
drank cola - fractures 38, no fractures 69.  Did not drink cola- fractures 5, no fractures 52.
Want a hint?
Source: USA Today, Thursday June 15, 2000. Hint: What percentage of the teenage girls who drank cola also had fractures?
Home Getting Started Answer Try These Think About This Did You Know? Resources
Try Another Challenge Challenge Index Math Index · Printing the Challenges En Español
Family Corner Teacher Corner About Figure This! · Purchase the CD
©2004 National Council of Teachers of Mathematics
Web site and CD-ROM design/production
© 1999-2004 KnowNet Construction, Inc.