This article, created by B. Dudley of Keele University, describes how an environmental science class became involved in a study to confirm the hypothesis that weeds are distributed at random in well established lawns....

This article, created by Robert W. Hayden of Plymouth State University, describes a dataset of days in office of United States Presidents with outliers that are not mistakes or unusually high or low observations. The...

Created by Edith Seier of East Tennessee State University, this lesson by means of a simple story and a worksheet with questions guides the students from research question to arriving at a conclusion. The whole process...

Created by David Liao, this site offers a way for scientists, educators and others to investigate biological systems using a physical sciences perspective. On the site, visitors will find video tutorials, classroom fact...

This online resource is intended to help students understand concepts from probability and statistics and covers many topics from introductory to advanced. You can follow the progression of the text, or you can click on...