http://www.learner.org/resources/series65.html?pop=yes&vodid=462538&pid=152# Select Video On Demand (VOD) for Surveys and Samples
Practice Quizzes
http://www.brookscole.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=0534467105&discipline_number=17 Practice Quizzes
Chapter 5 Applets (Linear Regression Practice)
http://onlinestatbook.com/stat_sim/transformations/index.html Linear transformations http://www.ruf.rice.edu/~lane/stat_sim/reg_by_eye/index.html Estimating Regression Line http://www.stat.sc.edu/~west/javahtml/Regression.html Influential Points http://www.stat.uiuc.edu/~stat100/java/GCApplet/GCAppletFrame.html Guessing correlation