The link is outdated: http://www.tulane.edu/%7Epanda2/Analysis2/ahome.html

Practical Analysis of Nutritional Data (P.A.N.D.A) by the university of Tulane. Has pages on Using data, Data cleaning, One-way, Two-way and Multi-way Analysis, Sub modules, Assess your understanding, Kenya Real World Analysis. Each section has "test yourself"exercises.

Link added: Dec. 23, 2005