Oltman, Debra. Statistics for business and economics / Debra Olson Oltman, James R. Lackritz - Pacific Grove, Calif. Brooks/Cole Pub. Co. 1991 - xxii, 984p. ill. 25 cm. Includes bibliographical references and index ISBN: 0534144306 RM251.92 Subjects--Topical Terms: Commercial statisticsCommercial statistics--Data processingStatistics--Data processing