Chakravarti, Indra, Handbook of Methods of Applied Statistics, John Wiley & Sons, Inc. 1967
Clark Jeffrey, Ph.D, Downing Douglas Ph.D, Forgotten Statistics, Barons Educational Series, Inc.1996
Downing, Douglas, Statistics the Easy Way, Barrons, New York 1989
J. L. Hodges, E.L. Lehmann, Basic Concepts of Probability and Statistics, Holden Day, Inc. San Francisco 1964
Langley, Russell, Practical Statistics for Non-Mathematical People, New York, Drake Publishers 1971
Mendenhall, William, Ott Lyman, Understanding Statistics, Duxbury Press, 1976
Rowntree, Derek, Statistics without the Tears, New York, Scribner, 1981
Smoothey Marion, Lets Investigate Statistics, Marshall Cavendish, New York, 1943
Voelker, David, M.A, Orton, Peter, Ed.M, Statistics, Cliff Notes Inc. 1993
Web Addresses (all were activated on October 17, 1999)
| http://talon.extramural.uiuc.edu/ana/Rehab401/8-21-Analysis/tsld009.htm |
| http://www.ruf.rice.edu/~lane/hyperstat/B142546.html |