Statistics for business and economics / David R. Anderson, Dennis J. Sweeney, Thomas A. Williams. Anderson, David R. (David Ray), 1941- Sweeney, Dennis J. jt. aut. Williams, Thomas A. jt. aut. Commercial statistics Methodology. Economics Statistical methods. HF1017 .A6 2011 650.021 22 ANS Includes index. Australia ; Mason, Ohio : South-Western Cengage Learning, c2011. c2011. 2011 Text xxviii, 1080 p. : eng