Dowdy, S. M. Statistics for research / Shirley Dowdy, Stanley Weardon, Daniel Chilko. - 3rd ed. - Hoboken, N.J. : Wiley-Interscience, c2004. - xvi, 627 p. : ill. ; 25 cm. - Wiley series in probability and statistics . Includes bibliographical references and index. ISBN: 047126735X (hbk) Subjects--Topical Terms: Mathematical statistics. Dewey Class. No.: 519.5 / DOW