References
- Bluman, Allan (2000), Elementary Statistics, brief version, New York: McGraw-Hill.
- O'Connor, J.J. and Robertson, E.F., “Mathematical discovery of planets”, www-gap.dcs.st-and.ac.uk/∼history/HistTopics/Neptune_and_Pluto.html.
- Ross, Sheldon (1996), Introductory Statistics, New York: McGraw-Hill.
- Winkler, William, “Problems with Inliers”, U.S. Census Bureau, www.census.gov/srd/papers/pdf/rr9805.pdf.