Teachers can use data from a research project to enhance their classroom assessment practices.
Kathleen H. Offenholley
Discovering lurking variables encourages students to think critically about correlation.
Lesson planning leads to a deeper consideration of what it means to study and learn mathematics.
Margaret Cibes and James Greenwood
Short items from the media focus mathematics appropriate for classroom study.
Marla A. Sole
Using bivariate data, students investigate the ingredients in pasta sauce.
Students bring the real world into the classroom by studying speeding data collected on two Pennsylvania highways.
Mike Pacheco and Heather Glynn Crawford-Ferre
The Internet provides seemingly endless news and media. Unfortunately, not all news stories are accurate. How a story is told depends on who tells it and why. There are strategies for determining whether news stories are fact or fiction. The Media Literacy Council suggests taking into consideration who created or uploaded the information, where it is hosted, and when the information was published (http://www.medialiteracycouncil.sg). Consider these media stories:
While looking for an inexpensive Web application to illustrate the Central Limit theorem, I found the Rossman/Chance Applet Collection, a group of free Web-based statistics apps. In addition to illustrating the Central Limit theorem, the apps could be used to cover many classic statistics concepts, including confidence intervals, regression, and a virtual version of the popular Reese's® Pieces problem. The apps allow users to investigate concepts using either preprogrammed or original data.