Groebner, David F. Business statistics : a decision-making approach / David F. Groebner, Patrick W. Shannon and Phillip C. Fry - 9th ed. - Boston : Pearson, c2014 - xxvii, 884 p. : ill. (some col.) ; 28 cm. Includes bibliographical references (p. 869-866) and index ISBN: 9780133021844 (hbk.) Subjects--Topical Terms: Commercial statisticsStatistical decision