This free statistics textbook from Boundless Learning is based off openly available educational resources such as "government resources, open educational repositories, and other openly licensed websites." The textbook...

This tutorial, created by Thomas W. MacFarland of Nova Southeastern University, explains the theory and use of Student's t-test and demonstrates it with an example on final exam scores. Data sets are provided in both...

This tutorial, created by Thomas W. McFarland of Nova Southeastern University, explains the theory and use of Student's t-test for matched pairs and demonstrates it with an example on project quality. Data sets are...

This page, by Richard Lowry of Vassar College, will compute the t-test for either correlated or independent samples. One may copy and paste data in or type the data in individually. Visitors will also find a link to...

This article, created by Allan Rossman of Dickinson College, describes a dataset on life expectancies, densities of people per television set, and densities of people per physician in various countries of the world. The...