Murphy, James L. Statistical analysis : for business and economics / James L. Murphy and Donald L. Harnett - 3rd ed. - Massachusetts : Addision-Wwesley publishing, c1985. - xvii,907 p. : ill. ; 24 cm. ISBN: 0201106833 LCCN: Subjects--Topical Terms: EconomicsStatistical methods Commercial statistics Statistics LC Class. No.: HB137 / .H376 1985