Fisher, Ronald Aylmer, Sir, 1890-1962Day, B.2006-11-162006-11-161937Annals of Eugenics, 7: 333-348 (1937)http://hdl.handle.net/2440/15230Reproduced with permission of Cambridge University Press1131552 bytesapplication/pdfen150: The Comparison of Variability in Populations Having Unequal Means. An example of the analysis of covariance with multiple dependent and independent variates.Journal article