Gravetter, Frederick J. Statistics for the behavioral sciences : a first course for students of psychology and education / Frederick J. Gravetter, Larry B. Wallnau. - 2nd ed. - St. Paul, MN : West Pub. Co., c1988. - xii, 531 p. : col. ill. ; 27 cm. Includes index. Bibliography: p. [522]-523. ISBN: 0314599967 LCCN: 87021281 Subjects--Topical Terms: Psychology--Statistical methods.Educational statistics. LC Class. No.: BF39 / .G72 1988 Dewey Class. No.: 519.5