DASL (pronounced “dazzle”) is an online library of datafiles and stories that illustrate the use of basic statistics methods. The site aims to provide data from a wide variety of topics so that statistics teachers can find real-world examples that will be interesting to their students.

Dr. George H. Olson’s home page provides many online statistics education resources.

Methods in Behavioral Research is an enhanced  resource for research in Psychology and the Behavioral Sciences based on the book <<Methods in Behavioral Research>> by  paul c cozby (2006) (9th ed.) .  It includes both qualitative methods and quantitative methods, practice quizzes and Internet links and exercises for each chapter.

Online Statistics: An Interactive Multimedia Course of Study is a resource for learning and teaching introductory statistics. It contains material presented in textbook format and as video presentations. This resource features interactive demonstrations and simulations, case studies, and an analysis lab.

StatSoft Electronic Statistics Textbook is free and provided as a service to the public for more than 12 years now. This Textbook offers training in the understanding and application of statistics. The material was developed at the StatSoft R&D department based on many years of teaching undergraduate and graduate statistics courses and covers a wide variety of applications, including laboratory research (biomedical, agricultural, etc.), business statistics, credit scoring, forecasting, social science statistics and survey research, data mining, engineering and quality control applications, and many others.