Spiegel, Murray R. Schaum's outline of theory and problems of statistics / by Murray R. Spiegel. - New York : Schaum, 1961. - 359 p. ; 27 cm. - Schaum's outline series . Includes index. LCCN: 93044041 Subjects--Topical Terms: Statistics. Dewey Class. No.: 519.5 / S755