Kraft, Charles H. (Charles Hall), 1924- A nonparametric introduction to statistics/ [by] Charles H. Kraft and Constance van Eeden. - New York: Macmillan [1968] - x, 342 p. illus. 24 cm. Subjects--Topical Terms: Statistics.Probabilities. LC Class. No.: HA 29 KAF 1968