Links

Chapter 18: Collecting and Describing Data

Census at School
http://www.censusatschool.ntu.ac.uk/
This link provides access to data submitted by children around the world and the opportunity to add to the database.

Mean and Median Applet
http://illuminations.nctm.org/ActivityDetail.aspx?ID=160
This link allows the user to see how the mean and median are affected by the addition of data points.

Venn Diagram
http://www.shodor.org/interactivate/activities/ShapeSorter/
This link allows the user to sort shapes using Venn diagrams.