Lindgren, B. W. Introduction to probability and statistics / B. W. Lindgren and G. W. McElrath - 2nd ed. - New York : The Macmillan, c1967. - ix, 288 p. : ill. ; 23+ cm. Includes index Subjects--Topical Terms: Mathematical statistics. Probabilities. LC Class. No.: QA276 / .L56 1966 Dewey Class. No.: 519.2 / L745i