All datasets are believed to be in the public domain.  The datasets include comment lines indicated by # in column 1. 

bulletOzone Pollution Data in Stamford and Yonkers
bulletEnvironmental Data (Ozone, Wind, Temperature and Radiation)
bulletOld Faithful, Geyser Data
bulletSuccessive Pairs of the Geyser Data
bulletAustralian Crab Data
bulletAdjusted Australian Crab Data
bulletEngine Oil Dumping Data
bulletBenthic Index Data