Walpole, Ronald E. Introduction to statistics / [by] Ronald E. Walpole. - 3rd ed - New York, Macmillan 1982 - xiii, 521 p. illus. 24 cm. Bibliography includes index 513-521 p. ISBN: 0024241504 LCCN: 72-012961 Subjects--Topical Terms: Statistical mathematics. Dewey Class. No.: 519.5