SOCR: Statistics Online
Geared toward the Advanced Placement statistics curriculum.
David Lane’s statistics textbook featuring many interactive applets.
Computer-Assisted Statistics Teaching (CAST)
An online textbook that integrates web technologies with statistics education.
Concepts and Applications of Inferential Statistics
An introductory statistics book by Richard Lowry that contains several interactive examples.
Gary McClelland’s book includes many interactive applets.
StatSoft’s Online Textbook
This book is from the company that produces STATA. The book covers basic to advanced statistical topics.
SurfStat Hyper-Textbook Library
This is a fairly extensive hypertext book for statistics. It contains a glossary, practice problems, and tutorials for a wide range of statistical concepts.