Brase, Charles Henry. Understandable statistics : concepts and methods / Charles Henry Brase, Corrinne Pellillo Brase. - 3rd ed. - Lexington, Mass. : D.C. Heath and Co., c1987. - xiv, 519, 72 p. : ill. ; 25 cm. Includes index. ISBN: 0669121819 Subjects--Topical Terms: Mathematical statistics. Dewey Class. No.: 310 / BRU 1987