This article, created by authors Belva J. Cooley and LeRoy A. Franklin, respectively from the Rose-Hulman Institute of Technology and the University of Montana, presents a dataset based on an industrial case study using...

This introductory course covers simple linear regression, multiple regression, and analysis of variance, as well as statistical model-building strategies. Regression diagnostics, analysis of complex data sets and...

This activity will allow students to learn the difference between observational studies and experiments, with emphasis on the importance of cause-and-effect relationships. The activity will also familiarize students with...

This site, presented by the Department of Statistics at Yale University, gives an explanation of, a definition for and an example of sample means. Topics include mean, variance, distribution, and the central limit...