Rencher obtained the data from page 359 of Ostle, B., and R. W. Mensing. 1975. Statistics in Research. 3rd ed. Ames, IA: Iowa State University Press.
Source: Data from Table 14.2 Net Weight of Cans Filled by Five Machines (A-E), page 374 of Rencher, A. C. 2000. Linear Models in Statistics. New York: Wiley.